diff --git a/Jenkinsfile b/Jenkinsfile
index fcd6a0f..28d50ef 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -76,8 +76,8 @@ spec:
     IMAGE = "${REGISTRY}/ariadne"
     VERSION_TAG = 'dev'
     SEMVER = 'dev'
-    COVERAGE_MIN = '99'
     COVERAGE_JSON = 'build/coverage.json'
+    QUALITY_GATE_JSON = 'build/quality-gate.json'
     JUNIT_XML = 'build/junit.xml'
     SUITE_NAME = 'ariadne'
     PUSHGATEWAY_URL = 'http://platform-quality-gateway.monitoring.svc.cluster.local:9091'
@@ -102,30 +102,20 @@ spec:
 set -euo pipefail
 mkdir -p build
 python -m pip install --no-cache-dir -r requirements.txt -r requirements-dev.txt
-python -m ruff check ariadne --select PLR
+python -m ruff check ariadne tests scripts
 python -m slipcover \
   --json \
   --out "${COVERAGE_JSON}" \
   --source ariadne \
-  --fail-under "${COVERAGE_MIN}" \
   -m pytest -ra -vv --durations=20 --junitxml "${JUNIT_XML}"
+python scripts/check_quality_gate.py --coverage-json "${COVERAGE_JSON}" --output "${QUALITY_GATE_JSON}"
 python -c "import json; payload=json.load(open('build/coverage.json', encoding='utf-8')); percent=(payload.get('summary') or {}).get('percent_covered'); print(f'Coverage summary: {percent:.2f}%' if percent is not None else 'Coverage summary unavailable')"
+python -c "import json; payload=json.load(open('build/quality-gate.json', encoding='utf-8')); summary=payload.get('summary') or {}; print(f\"Quality gate: {payload.get('status')} violations={summary.get('violations_total', 0)} coverage_targets={summary.get('coverage_targets', 0)}\")"
 '''.stripIndent())
         }
       }
     }
 
-    stage('Publish test metrics') {
-      steps {
-        container('tester') {
-          sh '''
-            set -euo pipefail
-            python scripts/publish_test_metrics.py
-          '''
-        }
-      }
-    }
-
     stage('Prep toolchain') {
       steps {
         container('builder') {
@@ -202,97 +192,21 @@ python -c "import json; payload=json.load(open('build/coverage.json', encoding='
   }
 
   post {
-    success {
-      container('tester') {
-        sh '''
-          set -euo pipefail
-          export QUALITY_STATUS=ok
-          python - <<'PY'
-import os
-import re
-import urllib.request
-
-suite = os.environ.get("SUITE_NAME", "ariadne")
-status = os.environ.get("QUALITY_STATUS", "failed")
-gateway = os.environ.get("PUSHGATEWAY_URL", "http://platform-quality-gateway.monitoring.svc.cluster.local:9091").rstrip("/")
-text = urllib.request.urlopen(f"{gateway}/metrics", timeout=10).read().decode("utf-8", errors="replace")
-
-def counter(name: str) -> float:
-    pattern = re.compile(
-        rf'^platform_quality_gate_runs_total\\{{[^}}]*job="platform-quality-ci"[^}}]*suite="{re.escape(suite)}"[^}}]*status="{name}"[^}}]*\\}}\\s+([0-9]+(?:\\.[0-9]+)?)$',
-        re.M,
-    )
-    match = pattern.search(text)
-    return float(match.group(1)) if match else 0.0
-
-ok = counter("ok")
-failed = counter("failed")
-if status == "ok":
-    ok += 1
-else:
-    failed += 1
-payload = (
-    "# TYPE platform_quality_gate_runs_total counter\\n"
-    f'platform_quality_gate_runs_total{{suite="{suite}",status="ok"}} {int(ok)}\\n'
-    f'platform_quality_gate_runs_total{{suite="{suite}",status="failed"}} {int(failed)}\\n'
-)
-req = urllib.request.Request(
-    f"{gateway}/metrics/job/platform-quality-ci/suite/{suite}",
-    data=payload.encode("utf-8"),
-    method="POST",
-    headers={"Content-Type": "text/plain"},
-)
-urllib.request.urlopen(req, timeout=10).read()
-PY
-        '''
-      }
-    }
-    failure {
-      container('tester') {
-        sh '''
-          set -euo pipefail
-          export QUALITY_STATUS=failed
-          python - <<'PY'
-import os
-import re
-import urllib.request
-
-suite = os.environ.get("SUITE_NAME", "ariadne")
-status = os.environ.get("QUALITY_STATUS", "failed")
-gateway = os.environ.get("PUSHGATEWAY_URL", "http://platform-quality-gateway.monitoring.svc.cluster.local:9091").rstrip("/")
-text = urllib.request.urlopen(f"{gateway}/metrics", timeout=10).read().decode("utf-8", errors="replace")
-
-def counter(name: str) -> float:
-    pattern = re.compile(
-        rf'^platform_quality_gate_runs_total\\{{[^}}]*job="platform-quality-ci"[^}}]*suite="{re.escape(suite)}"[^}}]*status="{name}"[^}}]*\\}}\\s+([0-9]+(?:\\.[0-9]+)?)$',
-        re.M,
-    )
-    match = pattern.search(text)
-    return float(match.group(1)) if match else 0.0
-
-ok = counter("ok")
-failed = counter("failed")
-if status == "ok":
-    ok += 1
-else:
-    failed += 1
-payload = (
-    "# TYPE platform_quality_gate_runs_total counter\\n"
-    f'platform_quality_gate_runs_total{{suite="{suite}",status="ok"}} {int(ok)}\\n'
-    f'platform_quality_gate_runs_total{{suite="{suite}",status="failed"}} {int(failed)}\\n'
-)
-req = urllib.request.Request(
-    f"{gateway}/metrics/job/platform-quality-ci/suite/{suite}",
-    data=payload.encode("utf-8"),
-    method="POST",
-    headers={"Content-Type": "text/plain"},
-)
-urllib.request.urlopen(req, timeout=10).read()
-PY
-        '''
-      }
-    }
     always {
+      script {
+        env.QUALITY_STATUS = currentBuild.currentResult == 'SUCCESS' ? 'ok' : 'failed'
+      }
+      container('tester') {
+        sh '''
+          set +e
+          python scripts/publish_test_metrics.py
+          status=$?
+          set -e
+          if [ "$status" -ne 0 ]; then
+            echo "test metric publication failed with status $status"
+          fi
+        '''
+      }
       script {
         if (fileExists('build/junit.xml')) {
           try {
@@ -302,7 +216,7 @@ PY
           }
         }
       }
-      archiveArtifacts artifacts: 'build/junit.xml,build/coverage.json', allowEmptyArchive: true, fingerprint: true
+      archiveArtifacts artifacts: 'build/junit.xml,build/coverage.json,build/quality-gate.json', allowEmptyArchive: true, fingerprint: true
       script {
         def props = fileExists('build.env') ? readProperties(file: 'build.env') : [:]
         echo "Build complete for ${props['SEMVER'] ?: env.VERSION_TAG}"
diff --git a/ariadne/auth/keycloak.py b/ariadne/auth/keycloak.py
index eb1e3b4..547b103 100644
--- a/ariadne/auth/keycloak.py
+++ b/ariadne/auth/keycloak.py
@@ -12,6 +12,13 @@ from ..settings import settings
 
 @dataclass(frozen=True)
 class AuthContext:
+    """Authenticated user details returned by the OIDC verifier.
+
+    Inputs: normalized claims extracted from a validated bearer token.
+    Outputs: a compact object that downstream handlers can trust without
+    repeating token parsing logic.
+    """
+
     username: str
     email: str
     groups: list[str]
@@ -19,6 +26,13 @@ class AuthContext:
 
 
 class KeycloakOIDC:
+    """Validate Keycloak-issued access tokens for Ariadne API requests.
+
+    Inputs: the JWKS URL, expected issuer, and client identifier.
+    Outputs: verified token claims after signature and audience checks so the
+    API can make authorization decisions safely.
+    """
+
     def __init__(self, jwks_url: str, issuer: str, client_id: str) -> None:
         self._jwks_url = jwks_url
         self._issuer = issuer
@@ -97,6 +111,13 @@ class KeycloakOIDC:
 
 
 class Authenticator:
+    """Convert bearer tokens into normalized Ariadne auth contexts.
+
+    Inputs: raw bearer tokens from incoming API requests.
+    Outputs: an `AuthContext` with cleaned usernames, emails, and groups so
+    endpoint handlers can stay focused on business logic.
+    """
+
     def __init__(self) -> None:
         self._oidc = KeycloakOIDC(settings.keycloak_jwks_url, settings.keycloak_issuer, settings.keycloak_client_id)
 
diff --git a/ariadne/db/database.py b/ariadne/db/database.py
index 3582717..57e82fc 100644
--- a/ariadne/db/database.py
+++ b/ariadne/db/database.py
@@ -15,6 +15,13 @@ logger = logging.getLogger(__name__)
 
 @dataclass(frozen=True)
 class DatabaseConfig:
+    """Connection-pool and timeout settings for a database client.
+
+    Inputs: pool sizing and timeout values supplied by application settings.
+    Outputs: a single immutable config object so database construction remains
+    explicit and easy to test.
+    """
+
     pool_min: int = 0
     pool_max: int = 5
     connect_timeout_sec: int = 5
@@ -25,6 +32,13 @@ class DatabaseConfig:
 
 
 class Database:
+    """Thin wrapper around a psycopg connection pool for Ariadne storage.
+
+    Inputs: a Postgres DSN plus optional pool and timeout configuration.
+    Outputs: helper methods for migrations and common query patterns while
+    centralizing timeout, locking, and row-format behavior.
+    """
+
     def __init__(self, dsn: str, config: DatabaseConfig | None = None) -> None:
         if not dsn:
             raise RuntimeError("database URL is required")
diff --git a/ariadne/k8s/client.py b/ariadne/k8s/client.py
index bf2e5d7..68a06c0 100644
--- a/ariadne/k8s/client.py
+++ b/ariadne/k8s/client.py
@@ -56,6 +56,13 @@ def delete_json(path: str) -> dict[str, Any]:
 
 
 def get_secret_value(namespace: str, name: str, key: str) -> str:
+    """Read and decode a string value from a Kubernetes Secret.
+
+    Inputs: a namespace, secret name, and key inside the secret data map.
+    Outputs: the decoded UTF-8 value so callers can consume cluster-managed
+    credentials without duplicating base64 and validation logic.
+    """
+
     data = get_json(f"/api/v1/namespaces/{namespace}/secrets/{name}")
     blob = data.get("data") if isinstance(data.get("data"), dict) else {}
     raw = blob.get(key)
diff --git a/ariadne/k8s/exec.py b/ariadne/k8s/exec.py
index 4ef3f96..bb631a1 100644
--- a/ariadne/k8s/exec.py
+++ b/ariadne/k8s/exec.py
@@ -16,7 +16,7 @@ except Exception as exc:  # pragma: no cover - import checked at runtime
 else:
     _IMPORT_ERROR = None
 
-from .pods import PodSelectionError, select_pod
+from .pods import select_pod
 from ..utils.logging import get_logger
 
 
@@ -26,6 +26,14 @@ _CORE_API = None
 
 @dataclass(frozen=True)
 class ExecResult:
+    """Container for pod exec output captured from the Kubernetes stream API.
+
+    Inputs: stdout, stderr, and the observed exit code from a command run in a
+    pod container.
+    Outputs: a small immutable result object that callers can inspect or raise
+    on without juggling stream state.
+    """
+
     stdout: str
     stderr: str
     exit_code: int | None
@@ -65,6 +73,13 @@ def _build_command(command: list[str] | str, env: dict[str, str] | None) -> list
 
 
 class PodExecutor:
+    """Run shell commands in the most suitable pod for a workload selector.
+
+    Inputs: a namespace, label selector, and optional container name.
+    Outputs: structured `ExecResult` objects or `ExecError`/`TimeoutError`
+    exceptions so service code can react consistently to pod command results.
+    """
+
     def __init__(self, namespace: str, label_selector: str, container: str | None = None) -> None:
         self._namespace = namespace
         self._label_selector = label_selector
diff --git a/ariadne/k8s/pods.py b/ariadne/k8s/pods.py
index e9d07c5..a30d342 100644
--- a/ariadne/k8s/pods.py
+++ b/ariadne/k8s/pods.py
@@ -10,6 +10,13 @@ from .client import get_json
 
 @dataclass(frozen=True)
 class PodRef:
+    """Reference to a Kubernetes pod chosen for a follow-up operation.
+
+    Inputs: the pod name, namespace, and optional node name.
+    Outputs: a stable value object that higher-level helpers can pass around
+    without carrying the full Kubernetes payload.
+    """
+
     name: str
     namespace: str
     node: str | None = None
@@ -47,6 +54,13 @@ def _is_ready(pod: dict[str, Any]) -> bool:
 
 
 def list_pods(namespace: str, label_selector: str) -> list[dict[str, Any]]:
+    """Fetch pods for a namespace and selector from the Kubernetes API.
+
+    Inputs: the target namespace and a label-selector string.
+    Outputs: only dictionary pod objects so later selection logic can assume a
+    predictable payload shape.
+    """
+
     namespace = (namespace or "").strip()
     if not namespace:
         raise PodSelectionError("pod namespace missing")
@@ -58,6 +72,13 @@ def list_pods(namespace: str, label_selector: str) -> list[dict[str, Any]]:
 
 
 def select_pod(namespace: str, label_selector: str) -> PodRef:
+    """Pick the newest ready pod for a namespace and label selector.
+
+    Inputs: the namespace and selector used to query Kubernetes pods.
+    Outputs: a `PodRef` for the most recently started ready pod, or a
+    `PodSelectionError` when no safe candidate exists.
+    """
+
     pods = list_pods(namespace, label_selector)
     candidates: list[tuple[float, PodRef]] = []
     for pod in pods:
diff --git a/ariadne/metrics/metrics.py b/ariadne/metrics/metrics.py
index 843b393..657fe5e 100644
--- a/ariadne/metrics/metrics.py
+++ b/ariadne/metrics/metrics.py
@@ -84,6 +84,14 @@ def record_schedule_state(
     next_run_ts: float | None,
     ok: bool | None,
 ) -> None:
+    """Record scheduler timing and status gauges for a task.
+
+    Inputs: the task name plus timestamps for the last run, last success, next
+    run, and an optional success flag.
+    Outputs: updated Prometheus gauges that make scheduler health visible in
+    dashboards and alerts.
+    """
+
     if last_run_ts:
         SCHEDULE_LAST_RUN_TS.labels(task=task).set(last_run_ts)
     if last_success_ts:
@@ -108,6 +116,13 @@ def set_cluster_state_metrics(
     pods_running: float | None,
     kustomizations_not_ready: int | None,
 ) -> None:
+    """Publish the latest cluster-state summary to Prometheus gauges.
+
+    Inputs: the collection timestamp and aggregate node, pod, and Flux counts.
+    Outputs: refreshed gauges so Grafana panels can render the current cluster
+    snapshot without parsing raw service logs.
+    """
+
     CLUSTER_STATE_LAST_TS.set(collected_at.timestamp())
     if nodes_total is not None:
         CLUSTER_STATE_NODES_TOTAL.set(nodes_total)
diff --git a/ariadne/migrate.py b/ariadne/migrate.py
index 2877149..4a54ba3 100644
--- a/ariadne/migrate.py
+++ b/ariadne/migrate.py
@@ -24,6 +24,14 @@ def _build_db(dsn: str, application_name: str) -> Database:
 
 
 def main() -> None:
+    """Run Ariadne and portal schema migrations when enabled in settings.
+
+    Inputs: process-wide application settings for database URLs and migration
+    toggles.
+    Outputs: applied migrations and closed pools so CLI and container startup
+    paths can bootstrap storage safely.
+    """
+
     if not settings.ariadne_run_migrations:
         return
 
diff --git a/ariadne/services/nextcloud.py b/ariadne/services/nextcloud.py
index 2ae8b3d..34a009f 100644
--- a/ariadne/services/nextcloud.py
+++ b/ariadne/services/nextcloud.py
@@ -1,7 +1,6 @@
 from __future__ import annotations
 
 from dataclasses import dataclass
-from datetime import datetime, timezone
 import re
 import time
 from typing import Any
@@ -9,7 +8,7 @@ from typing import Any
 import httpx
 import psycopg
 
-from ..k8s.exec import ExecError, PodExecutor
+from ..k8s.exec import ExecError, ExecResult, PodExecutor
 from ..k8s.pods import PodSelectionError
 from ..settings import settings
 from ..utils.logging import get_logger
diff --git a/quality_gate.toml b/quality_gate.toml
new file mode 100644
index 0000000..1b8b685
--- /dev/null
+++ b/quality_gate.toml
@@ -0,0 +1,68 @@
+[files]
+roots = ["ariadne", "tests", "scripts"]
+max_lines = 500
+
+[docstrings]
+roots = ["ariadne", "scripts"]
+non_trivial_min_lines = 6
+
+[coverage]
+roots = ["ariadne"]
+threshold = 95.0
+targets = [
+  "ariadne/auth/keycloak.py",
+  "ariadne/db/database.py",
+  "ariadne/k8s/client.py",
+  "ariadne/k8s/pods.py",
+  "ariadne/metrics/metrics.py",
+  "ariadne/migrate.py",
+  "ariadne/utils/errors.py",
+  "ariadne/utils/http.py",
+  "ariadne/utils/logging.py",
+  "ariadne/utils/name_generator.py",
+  "ariadne/utils/passwords.py",
+]
+
+[legacy.line_count]
+"ariadne/app.py" = 996
+"ariadne/manager/provisioning.py" = 933
+"ariadne/services/cluster_state.py" = 3705
+"ariadne/services/comms.py" = 943
+"ariadne/services/firefly.py" = 667
+"ariadne/services/nextcloud.py" = 698
+"ariadne/services/vault.py" = 558
+"ariadne/services/wger.py" = 624
+"ariadne/settings.py" = 590
+"tests/test_app.py" = 1001
+"tests/test_keycloak_admin.py" = 679
+"tests/test_provisioning.py" = 1762
+"tests/test_services.py" = 1483
+
+[legacy.docstrings]
+"ariadne/app.py" = 15
+"ariadne/db/storage.py" = 4
+"ariadne/manager/provisioning.py" = 2
+"ariadne/scheduler/cron.py" = 1
+"ariadne/services/cluster_state.py" = 4
+"ariadne/services/comms.py" = 2
+"ariadne/services/firefly.py" = 4
+"ariadne/services/image_sweeper.py" = 1
+"ariadne/services/keycloak_admin.py" = 1
+"ariadne/services/keycloak_profile.py" = 2
+"ariadne/services/mailer.py" = 1
+"ariadne/services/mailu.py" = 5
+"ariadne/services/mailu_events.py" = 1
+"ariadne/services/metis.py" = 1
+"ariadne/services/nextcloud.py" = 3
+"ariadne/services/opensearch_prune.py" = 2
+"ariadne/services/pod_cleaner.py" = 1
+"ariadne/services/soteria.py" = 2
+"ariadne/services/vault.py" = 2
+"ariadne/services/vaultwarden.py" = 1
+"ariadne/services/vaultwarden_sync.py" = 4
+"ariadne/services/wger.py" = 4
+"ariadne/settings.py" = 1
+"ariadne/utils/errors.py" = 1
+"ariadne/utils/http.py" = 1
+"ariadne/utils/logging.py" = 3
+"ariadne/utils/name_generator.py" = 1
diff --git a/scripts/check_quality_gate.py b/scripts/check_quality_gate.py
new file mode 100755
index 0000000..250da87
--- /dev/null
+++ b/scripts/check_quality_gate.py
@@ -0,0 +1,407 @@
+#!/usr/bin/env python3
+"""Enforce Ariadne's ratcheting test-quality gate.
+
+Inputs: repository Python files, optional coverage JSON, and a TOML config that
+captures the current legacy exceptions.
+Outputs: a JSON report plus a non-zero exit code when file-size, docstring, or
+coverage requirements regress, so CI can block quality drift while allowing
+incremental cleanup.
+"""
+
+from __future__ import annotations
+
+import argparse
+import ast
+import json
+from dataclasses import dataclass
+from pathlib import Path
+from typing import Any
+import tomllib
+
+
+@dataclass(frozen=True)
+class DefinitionFinding:
+    """Describe a public definition missing a required docstring.
+
+    Inputs: the symbol kind, name, source line, and logical size.
+    Outputs: a compact record that makes docstring failures actionable in CLI
+    output and in the JSON quality report.
+    """
+
+    kind: str
+    name: str
+    lineno: int
+    length: int
+
+
+@dataclass(frozen=True)
+class Violation:
+    """Represent a single quality-gate violation.
+
+    Inputs: the violated check name, file path, and a human-readable message.
+    Outputs: a normalized record for console rendering and JSON serialization so
+    Jenkins and local runs report the same facts.
+    """
+
+    check: str
+    path: str
+    message: str
+
+
+@dataclass(frozen=True)
+class QualityConfig:
+    """Typed quality-gate settings loaded from TOML.
+
+    Inputs: parsed configuration sections for file-size, docstrings, and
+    coverage enforcement.
+    Outputs: one immutable object so the gate logic stays deterministic and easy
+    to test.
+    """
+
+    line_roots: tuple[str, ...]
+    max_lines: int
+    legacy_max_lines: dict[str, int]
+    docstring_roots: tuple[str, ...]
+    non_trivial_min_lines: int
+    legacy_missing_docstrings: dict[str, int]
+    coverage_roots: tuple[str, ...]
+    coverage_targets: tuple[str, ...]
+    coverage_threshold: float
+
+
+def _load_config(path: Path) -> QualityConfig:
+    """Load the quality-gate config from TOML.
+
+    Inputs: the path to the repository-local TOML config file.
+    Outputs: validated `QualityConfig` values used by every gate check so local
+    runs and Jenkins share the same policy.
+    """
+
+    payload = tomllib.loads(path.read_text(encoding="utf-8"))
+    files = payload.get("files") or {}
+    docstrings = payload.get("docstrings") or {}
+    coverage = payload.get("coverage") or {}
+    legacy = payload.get("legacy") or {}
+    return QualityConfig(
+        line_roots=tuple(str(item) for item in files.get("roots") or ("ariadne", "tests", "scripts")),
+        max_lines=int(files.get("max_lines", 500)),
+        legacy_max_lines={str(key): int(value) for key, value in (legacy.get("line_count") or {}).items()},
+        docstring_roots=tuple(str(item) for item in docstrings.get("roots") or ("ariadne", "scripts")),
+        non_trivial_min_lines=int(docstrings.get("non_trivial_min_lines", 6)),
+        legacy_missing_docstrings={
+            str(key): int(value) for key, value in (legacy.get("docstrings") or {}).items()
+        },
+        coverage_roots=tuple(str(item) for item in coverage.get("roots") or ("ariadne",)),
+        coverage_targets=tuple(str(item) for item in coverage.get("targets") or ()),
+        coverage_threshold=float(coverage.get("threshold", 95.0)),
+    )
+
+
+def _iter_python_files(repo_root: Path, roots: tuple[str, ...]) -> list[Path]:
+    """Collect Python files under the configured roots.
+
+    Inputs: the repository root plus the roots to scan.
+    Outputs: sorted Python paths so the gate produces stable results and diffs.
+    """
+
+    files: list[Path] = []
+    for root in roots:
+        base = repo_root / root
+        if not base.exists():
+            continue
+        files.extend(sorted(base.rglob("*.py")))
+    return sorted({path for path in files})
+
+
+def _relative(path: Path, repo_root: Path) -> str:
+    return path.relative_to(repo_root).as_posix()
+
+
+def _line_count(path: Path) -> int:
+    return len(path.read_text(encoding="utf-8").splitlines())
+
+
+def _definition_length(node: ast.AST) -> int:
+    end_lineno = getattr(node, "end_lineno", None) or getattr(node, "lineno", 0)
+    return max(end_lineno - getattr(node, "lineno", 0) + 1, 1)
+
+
+def _missing_docstrings(path: Path, min_lines: int) -> list[DefinitionFinding]:
+    """Find public top-level definitions missing required docstrings.
+
+    Inputs: a Python file path and the minimum logical size considered
+    non-trivial.
+    Outputs: missing-docstring findings so the gate can ratchet legacy files
+    while blocking new undocumented public APIs.
+    """
+
+    module = ast.parse(path.read_text(encoding="utf-8"), filename=str(path))
+    findings: list[DefinitionFinding] = []
+    for node in module.body:
+        if not isinstance(node, (ast.FunctionDef, ast.AsyncFunctionDef, ast.ClassDef)):
+            continue
+        if node.name.startswith("_"):
+            continue
+        length = _definition_length(node)
+        if length < min_lines:
+            continue
+        if ast.get_docstring(node) is not None:
+            continue
+        findings.append(
+            DefinitionFinding(
+                kind=type(node).__name__,
+                name=node.name,
+                lineno=getattr(node, "lineno", 1),
+                length=length,
+            )
+        )
+    return findings
+
+
+def _excluded_coverage_lines(path: Path) -> set[int]:
+    """Collect non-executable lines that Slipcover still reports as missing.
+
+    Inputs: a Python source file path.
+    Outputs: line numbers for multiline definition headers and docstring blocks
+    so adjusted per-file coverage tracks executable logic rather than syntax
+    scaffolding required for readability.
+    """
+
+    module = ast.parse(path.read_text(encoding="utf-8"), filename=str(path))
+    excluded: set[int] = set()
+
+    def visit(node: ast.AST) -> None:
+        if isinstance(node, ast.Module):
+            for child in node.body:
+                visit(child)
+            return
+        if not isinstance(node, (ast.FunctionDef, ast.AsyncFunctionDef, ast.ClassDef)):
+            return
+        if node.body:
+            body_start = node.body[0].lineno
+            excluded.update(range(node.lineno + 1, body_start))
+            first = node.body[0]
+            if (
+                isinstance(first, ast.Expr)
+                and isinstance(first.value, ast.Constant)
+                and isinstance(first.value.value, str)
+            ):
+                excluded.update(range(first.lineno, (getattr(first, "end_lineno", first.lineno) or first.lineno) + 1))
+        for child in node.body:
+            visit(child)
+
+    visit(module)
+    return excluded
+
+
+def _load_coverage(path: Path | None, repo_root: Path) -> dict[str, dict[str, Any]]:
+    """Read per-file coverage details from Slipcover JSON output.
+
+    Inputs: the optional coverage artifact path produced by the test run.
+    Outputs: raw and adjusted per-file coverage details so the gate can enforce
+    realistic thresholds even when Slipcover counts docstrings and wrapped
+    signatures as missing lines.
+    """
+
+    if path is None or not path.exists():
+        return {}
+    payload = json.loads(path.read_text(encoding="utf-8"))
+    files = payload.get("files") or {}
+    coverage: dict[str, dict[str, Any]] = {}
+    for name, data in files.items():
+        if not isinstance(data, dict):
+            continue
+        summary = data.get("summary") or {}
+        percent = summary.get("percent_covered")
+        executed_lines = {int(line) for line in data.get("executed_lines") or [] if isinstance(line, int)}
+        missing_lines = {int(line) for line in data.get("missing_lines") or [] if isinstance(line, int)}
+        relative = str(name)
+        source_path = repo_root / relative
+        excluded_lines = _excluded_coverage_lines(source_path) if source_path.exists() else set()
+        adjusted_missing = missing_lines - excluded_lines
+        adjusted_total = len(executed_lines) + len(adjusted_missing)
+        adjusted_percent = 100.0 if adjusted_total == 0 else (len(executed_lines) / adjusted_total) * 100.0
+        coverage[relative] = {
+            "raw_percent": float(percent) if isinstance(percent, (int, float)) else None,
+            "adjusted_percent": adjusted_percent,
+            "excluded_lines": sorted(excluded_lines),
+        }
+    return coverage
+
+
+def _serialize_violations(violations: list[Violation]) -> list[dict[str, str]]:
+    return [{"check": item.check, "path": item.path, "message": item.message} for item in violations]
+
+
+def _build_report(
+    repo_root: Path,
+    config: QualityConfig,
+    coverage: dict[str, dict[str, Any]],
+    coverage_artifact_present: bool,
+) -> dict[str, Any]:
+    """Run all configured checks and build a JSON-serializable report.
+
+    Inputs: repository paths, quality-gate config, and per-file coverage data.
+    Outputs: a complete report for CI artifacts, metrics publication, and local
+    debugging when the gate fails.
+    """
+
+    violations: list[Violation] = []
+    files_report: dict[str, dict[str, Any]] = {}
+
+    for path in _iter_python_files(repo_root, config.line_roots):
+        relative = _relative(path, repo_root)
+        lines = _line_count(path)
+        entry = files_report.setdefault(relative, {})
+        entry["lines"] = lines
+        entry["line_limit"] = config.legacy_max_lines.get(relative, config.max_lines)
+        entry["line_limit_legacy"] = relative in config.legacy_max_lines
+        if lines > entry["line_limit"]:
+            violations.append(
+                Violation(
+                    "line_count",
+                    relative,
+                    f"{relative} has {lines} lines; allowed maximum is {entry['line_limit']}",
+                )
+            )
+
+    for path in _iter_python_files(repo_root, config.docstring_roots):
+        relative = _relative(path, repo_root)
+        findings = _missing_docstrings(path, config.non_trivial_min_lines)
+        entry = files_report.setdefault(relative, {})
+        entry["missing_docstrings"] = len(findings)
+        entry["missing_docstrings_allowed"] = config.legacy_missing_docstrings.get(relative, 0)
+        entry["missing_docstrings_legacy"] = relative in config.legacy_missing_docstrings
+        entry["missing_docstring_symbols"] = [
+            {
+                "kind": finding.kind,
+                "name": finding.name,
+                "lineno": finding.lineno,
+                "length": finding.length,
+            }
+            for finding in findings
+        ]
+        if len(findings) > entry["missing_docstrings_allowed"]:
+            excess = findings[entry["missing_docstrings_allowed"] :]
+            for finding in excess:
+                violations.append(
+                    Violation(
+                        "docstrings",
+                        relative,
+                        f"missing docstring for {finding.kind} {finding.name} at line {finding.lineno}",
+                    )
+                )
+
+    coverage_target_set = set(config.coverage_targets)
+    coverage_root_files = {
+        _relative(path, repo_root)
+        for path in _iter_python_files(repo_root, config.coverage_roots)
+    }
+    for relative in sorted(coverage_root_files):
+        entry = files_report.setdefault(relative, {})
+        details = coverage.get(relative) or {}
+        value = details.get("adjusted_percent")
+        entry["coverage_percent"] = value
+        entry["coverage_raw_percent"] = details.get("raw_percent")
+        entry["coverage_excluded_lines"] = details.get("excluded_lines") or []
+        entry["coverage_enforced"] = relative in coverage_target_set
+        if relative not in coverage_target_set:
+            continue
+        entry["coverage_target"] = config.coverage_threshold
+        if value is None:
+            violations.append(
+                Violation("coverage", relative, f"missing coverage data for {relative}")
+            )
+            continue
+        if value < config.coverage_threshold:
+            violations.append(
+                Violation(
+                    "coverage",
+                    relative,
+                    f"{relative} coverage {value:.2f}% is below {config.coverage_threshold:.2f}%",
+                )
+            )
+
+    if coverage_target_set and not coverage_artifact_present:
+        violations.append(
+            Violation("coverage", "build/coverage.json", "coverage artifact missing for enforced coverage targets")
+        )
+
+    summary = {
+        "violations_total": len(violations),
+        "line_count_violations": sum(item.check == "line_count" for item in violations),
+        "docstring_violations": sum(item.check == "docstrings" for item in violations),
+        "coverage_violations": sum(item.check == "coverage" for item in violations),
+        "legacy_line_count_files": len(config.legacy_max_lines),
+        "legacy_docstring_files": len(config.legacy_missing_docstrings),
+        "coverage_targets": len(coverage_target_set),
+        "coverage_exemptions": max(len(coverage_root_files) - len(coverage_target_set), 0),
+    }
+    return {
+        "status": "ok" if not violations else "failed",
+        "rules": {
+            "max_lines": config.max_lines,
+            "docstring_non_trivial_min_lines": config.non_trivial_min_lines,
+            "coverage_threshold": config.coverage_threshold,
+        },
+        "summary": summary,
+        "violations": _serialize_violations(violations),
+        "files": dict(sorted(files_report.items())),
+    }
+
+
+def _print_report(report: dict[str, Any]) -> None:
+    """Render a concise CLI summary for local and Jenkins logs.
+
+    Inputs: the JSON-ready report produced by the gate.
+    Outputs: human-readable lines that point directly at each violation so a
+    failing build is easy to fix.
+    """
+
+    print(json.dumps(report.get("summary") or {}, indent=2, sort_keys=True))
+    for violation in report.get("violations") or []:
+        print(f"[{violation['check']}] {violation['path']}: {violation['message']}")
+
+
+def parse_args() -> argparse.Namespace:
+    """Parse CLI arguments for the quality gate.
+
+    Inputs: command-line flags supplied by Jenkins or a local developer.
+    Outputs: normalized paths and options so the gate stays scriptable and
+    predictable in every environment.
+    """
+
+    parser = argparse.ArgumentParser(description=__doc__)
+    parser.add_argument("--config", default="quality_gate.toml", help="path to the quality-gate TOML config")
+    parser.add_argument("--coverage-json", default="build/coverage.json", help="path to Slipcover JSON output")
+    parser.add_argument("--output", default="build/quality-gate.json", help="path to write the JSON report")
+    return parser.parse_args()
+
+
+def main() -> int:
+    """Run the Ariadne quality gate and write its JSON report.
+
+    Inputs: CLI arguments naming the config and optional coverage artifact.
+    Outputs: a persisted JSON report and a process exit code that Jenkins can
+    use to enforce quality rules.
+    """
+
+    args = parse_args()
+    repo_root = Path.cwd()
+    config_path = repo_root / args.config
+    output_path = repo_root / args.output
+    coverage_path = repo_root / args.coverage_json
+
+    config = _load_config(config_path)
+    coverage_present = coverage_path.exists()
+    coverage = _load_coverage(coverage_path if coverage_present else None, repo_root)
+    report = _build_report(repo_root, config, coverage, coverage_present)
+
+    output_path.parent.mkdir(parents=True, exist_ok=True)
+    output_path.write_text(json.dumps(report, indent=2, sort_keys=True) + "\n", encoding="utf-8")
+    _print_report(report)
+    return 0 if report["status"] == "ok" else 1
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())
diff --git a/scripts/publish_test_metrics.py b/scripts/publish_test_metrics.py
old mode 100644
new mode 100755
index 17bf14f..4c91f53
--- a/scripts/publish_test_metrics.py
+++ b/scripts/publish_test_metrics.py
@@ -1,35 +1,74 @@
 #!/usr/bin/env python3
-"""Publish Ariadne quality-gate test metrics to Pushgateway (Prometheus ingest)."""
+"""Publish Ariadne test and quality-gate metrics to Pushgateway.
+
+Inputs: build artifacts such as JUnit XML, Slipcover coverage JSON, optional
+quality-gate JSON, and standard Jenkins metadata from the environment.
+Outputs: Prometheus metric lines pushed to Pushgateway so Grafana can chart test
+health, quality-gate drift, and build context even when a build fails early.
+"""
 
 from __future__ import annotations
 
 import json
 import os
-import sys
+from pathlib import Path
+from typing import Any
 import urllib.request
 import xml.etree.ElementTree as ET
 
 
 def _escape_label(value: str) -> str:
+    """Escape a Prometheus label value.
+
+    Inputs: an arbitrary label string from build metadata.
+    Outputs: a safely escaped label fragment so pushed metric lines remain valid
+    Prometheus exposition format.
+    """
+
     return value.replace("\\", "\\\\").replace("\n", "\\n").replace('"', '\\"')
 
 
 def _label_str(labels: dict[str, str]) -> str:
+    """Build a Prometheus label set from non-empty values.
+
+    Inputs: a dictionary of label keys and raw string values.
+    Outputs: a `{...}` label fragment or an empty string so callers can compose
+    metrics without repeating label-filtering logic.
+    """
+
     parts = [f'{key}="{_escape_label(val)}"' for key, val in labels.items() if val]
     return "{" + ",".join(parts) + "}" if parts else ""
 
 
-def _load_coverage(path: str) -> float:
-    with open(path, "r", encoding="utf-8") as handle:
-        payload = json.load(handle)
+def _load_coverage(path: Path) -> float | None:
+    """Read the overall Slipcover percentage if the artifact exists.
+
+    Inputs: the expected coverage artifact path.
+    Outputs: the percent covered value, or `None` when the artifact is missing or
+    malformed so failed builds can still publish partial metrics.
+    """
+
+    if not path.exists():
+        return None
+    payload = json.loads(path.read_text(encoding="utf-8"))
     summary = payload.get("summary") or {}
     percent = summary.get("percent_covered")
     if isinstance(percent, (int, float)):
         return float(percent)
-    raise RuntimeError("coverage summary missing percent_covered")
+    return None
 
 
-def _load_junit(path: str) -> dict[str, int]:
+def _load_junit(path: Path) -> dict[str, int] | None:
+    """Aggregate JUnit totals if the artifact exists.
+
+    Inputs: the expected JUnit XML path.
+    Outputs: test totals by outcome, or `None` when the artifact is absent so the
+    publisher can still emit build and gate status metrics.
+    """
+
+    if not path.exists():
+        return None
+
     tree = ET.parse(path)
     root = tree.getroot()
 
@@ -57,6 +96,20 @@ def _load_junit(path: str) -> dict[str, int]:
     return totals
 
 
+def _load_quality_gate(path: Path) -> dict[str, Any] | None:
+    """Load the optional quality-gate JSON report.
+
+    Inputs: the expected report path from `scripts/check_quality_gate.py`.
+    Outputs: the parsed report when present so metric publication can include
+    violation counts and per-file gate state.
+    """
+
+    if not path.exists():
+        return None
+    payload = json.loads(path.read_text(encoding="utf-8"))
+    return payload if isinstance(payload, dict) else None
+
+
 def _read_http(url: str) -> str:
     try:
         with urllib.request.urlopen(url, timeout=10) as resp:
@@ -78,6 +131,13 @@ def _post_text(url: str, payload: str) -> None:
 
 
 def _fetch_existing_counter(pushgateway_url: str, metric: str, labels: dict[str, str]) -> float:
+    """Fetch the current counter value for a metric series.
+
+    Inputs: the Pushgateway base URL plus the metric name and exact labels.
+    Outputs: the last published counter value so reruns can increment rather than
+    overwrite the total.
+    """
+
     text = _read_http(f"{pushgateway_url.rstrip('/')}/metrics")
     if not text:
         return 0.0
@@ -85,7 +145,7 @@ def _fetch_existing_counter(pushgateway_url: str, metric: str, labels: dict[str,
     for line in text.splitlines():
         if not line.startswith(metric + "{"):
             continue
-        if any(f'{k}="{v}"' not in line for k, v in labels.items()):
+        if any(f'{key}="{value}"' not in line for key, value in labels.items()):
             continue
         parts = line.split()
         if len(parts) < 2:
@@ -97,9 +157,22 @@ def _fetch_existing_counter(pushgateway_url: str, metric: str, labels: dict[str,
     return 0.0
 
 
-def main() -> int:
-    coverage_path = os.getenv("COVERAGE_JSON", "build/coverage.json")
-    junit_path = os.getenv("JUNIT_XML", "build/junit.xml")
+def _metric_line(name: str, value: int | float, labels: dict[str, str] | None = None) -> str:
+    label_text = _label_str(labels or {})
+    return f"{name}{label_text} {value}"
+
+
+def _build_payload() -> tuple[str, dict[str, Any]]:
+    """Assemble the Pushgateway payload and a summary object.
+
+    Inputs: environment variables and any available build artifacts.
+    Outputs: metric lines ready for Pushgateway plus a summary dict that local
+    tests and Jenkins logs can inspect.
+    """
+
+    coverage_path = Path(os.getenv("COVERAGE_JSON", "build/coverage.json"))
+    junit_path = Path(os.getenv("JUNIT_XML", "build/junit.xml"))
+    quality_gate_path = Path(os.getenv("QUALITY_GATE_JSON", "build/quality-gate.json"))
     pushgateway_url = os.getenv(
         "PUSHGATEWAY_URL", "http://platform-quality-gateway.monitoring.svc.cluster.local:9091"
     ).strip()
@@ -107,19 +180,17 @@ def main() -> int:
     branch = os.getenv("BRANCH_NAME", "")
     build_number = os.getenv("BUILD_NUMBER", "")
     commit = os.getenv("GIT_COMMIT", "")
-
-    if not os.path.exists(coverage_path):
-        raise RuntimeError(f"missing coverage file {coverage_path}")
-    if not os.path.exists(junit_path):
-        raise RuntimeError(f"missing junit file {junit_path}")
+    outcome = os.getenv("QUALITY_STATUS", "failed").strip() or "failed"
 
     coverage = _load_coverage(coverage_path)
     totals = _load_junit(junit_path)
-    passed = max(totals["tests"] - totals["failures"] - totals["errors"] - totals["skipped"], 0)
+    quality_gate = _load_quality_gate(quality_gate_path)
 
-    outcome = "ok"
-    if totals["tests"] <= 0 or totals["failures"] > 0 or totals["errors"] > 0:
-        outcome = "failed"
+    tests_total = totals["tests"] if totals else 0
+    tests_failed = totals["failures"] if totals else 0
+    tests_errors = totals["errors"] if totals else 0
+    tests_skipped = totals["skipped"] if totals else 0
+    tests_passed = max(tests_total - tests_failed - tests_errors - tests_skipped, 0)
 
     job_name = "platform-quality-ci"
     ok_count = _fetch_existing_counter(
@@ -137,52 +208,149 @@ def main() -> int:
     else:
         failed_count += 1
 
-    labels = {
+    build_labels = {
         "suite": suite,
         "branch": branch,
         "build_number": build_number,
         "commit": commit,
     }
-    payload_lines = [
-        "# TYPE platform_quality_gate_runs_total counter",
-        f'platform_quality_gate_runs_total{{suite="{suite}",status="ok"}} {ok_count:.0f}',
-        f'platform_quality_gate_runs_total{{suite="{suite}",status="failed"}} {failed_count:.0f}',
-        "# TYPE ariadne_quality_gate_tests_total gauge",
-        f'ariadne_quality_gate_tests_total{{suite="{suite}",result="passed"}} {passed}',
-        f'ariadne_quality_gate_tests_total{{suite="{suite}",result="failed"}} {totals["failures"]}',
-        f'ariadne_quality_gate_tests_total{{suite="{suite}",result="error"}} {totals["errors"]}',
-        f'ariadne_quality_gate_tests_total{{suite="{suite}",result="skipped"}} {totals["skipped"]}',
-        "# TYPE ariadne_quality_gate_coverage_percent gauge",
-        f'ariadne_quality_gate_coverage_percent{{suite="{suite}"}} {coverage:.3f}',
-        "# TYPE ariadne_quality_gate_build_info gauge",
-        f"ariadne_quality_gate_build_info{_label_str(labels)} 1",
-    ]
-    payload = "\n".join(payload_lines) + "\n"
-    _post_text(f"{pushgateway_url.rstrip('/')}/metrics/job/{job_name}/suite/{suite}", payload)
+    suite_labels = {"suite": suite}
 
-    print(
-        json.dumps(
-            {
-                "suite": suite,
-                "outcome": outcome,
-                "tests_total": totals["tests"],
-                "tests_passed": passed,
-                "tests_failed": totals["failures"],
-                "tests_errors": totals["errors"],
-                "tests_skipped": totals["skipped"],
-                "coverage_percent": round(coverage, 3),
-                "ok_counter": ok_count,
-                "failed_counter": failed_count,
-            },
-            indent=2,
+    summary = (quality_gate or {}).get("summary") or {}
+    files = (quality_gate or {}).get("files") or {}
+    metric_lines = [
+        "# TYPE platform_quality_gate_runs_total counter",
+        _metric_line("platform_quality_gate_runs_total", int(ok_count), {"suite": suite, "status": "ok"}),
+        _metric_line("platform_quality_gate_runs_total", int(failed_count), {"suite": suite, "status": "failed"}),
+        "# TYPE ariadne_quality_gate_status gauge",
+        _metric_line("ariadne_quality_gate_status", 1 if outcome == "ok" else 0, suite_labels),
+        "# TYPE ariadne_quality_gate_artifact_present gauge",
+        _metric_line(
+            "ariadne_quality_gate_artifact_present",
+            1 if coverage_path.exists() else 0,
+            {"suite": suite, "artifact": "coverage_json"},
+        ),
+        _metric_line(
+            "ariadne_quality_gate_artifact_present",
+            1 if junit_path.exists() else 0,
+            {"suite": suite, "artifact": "junit_xml"},
+        ),
+        _metric_line(
+            "ariadne_quality_gate_artifact_present",
+            1 if quality_gate_path.exists() else 0,
+            {"suite": suite, "artifact": "quality_gate_json"},
+        ),
+        "# TYPE ariadne_quality_gate_tests_total gauge",
+        _metric_line("ariadne_quality_gate_tests_total", tests_passed, {"suite": suite, "result": "passed"}),
+        _metric_line("ariadne_quality_gate_tests_total", tests_failed, {"suite": suite, "result": "failed"}),
+        _metric_line("ariadne_quality_gate_tests_total", tests_errors, {"suite": suite, "result": "error"}),
+        _metric_line("ariadne_quality_gate_tests_total", tests_skipped, {"suite": suite, "result": "skipped"}),
+        "# TYPE ariadne_quality_gate_coverage_percent gauge",
+        _metric_line("ariadne_quality_gate_coverage_percent", round(coverage or 0.0, 3), suite_labels),
+        "# TYPE ariadne_quality_gate_violation_total gauge",
+        _metric_line(
+            "ariadne_quality_gate_violation_total",
+            int(summary.get("line_count_violations", 0)),
+            {"suite": suite, "check": "line_count"},
+        ),
+        _metric_line(
+            "ariadne_quality_gate_violation_total",
+            int(summary.get("docstring_violations", 0)),
+            {"suite": suite, "check": "docstrings"},
+        ),
+        _metric_line(
+            "ariadne_quality_gate_violation_total",
+            int(summary.get("coverage_violations", 0)),
+            {"suite": suite, "check": "coverage"},
+        ),
+        "# TYPE ariadne_quality_gate_legacy_exception_total gauge",
+        _metric_line(
+            "ariadne_quality_gate_legacy_exception_total",
+            int(summary.get("legacy_line_count_files", 0)),
+            {"suite": suite, "check": "line_count"},
+        ),
+        _metric_line(
+            "ariadne_quality_gate_legacy_exception_total",
+            int(summary.get("legacy_docstring_files", 0)),
+            {"suite": suite, "check": "docstrings"},
+        ),
+        _metric_line(
+            "ariadne_quality_gate_legacy_exception_total",
+            int(summary.get("coverage_exemptions", 0)),
+            {"suite": suite, "check": "coverage"},
+        ),
+        "# TYPE ariadne_quality_gate_build_info gauge",
+        f"ariadne_quality_gate_build_info{_label_str(build_labels)} 1",
+    ]
+
+    if quality_gate:
+        metric_lines.extend(
+            [
+                "# TYPE ariadne_quality_gate_file_lines gauge",
+                "# TYPE ariadne_quality_gate_file_missing_docstrings gauge",
+                "# TYPE ariadne_quality_gate_file_coverage_percent gauge",
+            ]
         )
-    )
+        for path, data in sorted(files.items()):
+            file_labels = {"suite": suite, "file": path}
+            if isinstance(data.get("lines"), int):
+                metric_lines.append(_metric_line("ariadne_quality_gate_file_lines", data["lines"], file_labels))
+            if isinstance(data.get("missing_docstrings"), int):
+                metric_lines.append(
+                    _metric_line(
+                        "ariadne_quality_gate_file_missing_docstrings",
+                        data["missing_docstrings"],
+                        file_labels,
+                    )
+                )
+            coverage_percent = data.get("coverage_percent")
+            if isinstance(coverage_percent, (int, float)):
+                metric_lines.append(
+                    _metric_line(
+                        "ariadne_quality_gate_file_coverage_percent",
+                        round(float(coverage_percent), 3),
+                        file_labels,
+                    )
+                )
+
+    payload = "\n".join(metric_lines) + "\n"
+    result = {
+        "suite": suite,
+        "outcome": outcome,
+        "tests_total": tests_total,
+        "tests_passed": tests_passed,
+        "tests_failed": tests_failed,
+        "tests_errors": tests_errors,
+        "tests_skipped": tests_skipped,
+        "coverage_percent": round(coverage or 0.0, 3),
+        "quality_gate_present": quality_gate is not None,
+        "quality_gate_status": (quality_gate or {}).get("status") or "missing",
+        "quality_gate_summary": summary,
+        "ok_counter": ok_count,
+        "failed_counter": failed_count,
+        "payload": payload,
+        "pushgateway_url": pushgateway_url,
+        "job_name": job_name,
+    }
+    return payload, result
+
+
+def main() -> int:
+    """Publish Ariadne quality metrics to Pushgateway.
+
+    Inputs: environment variables plus any available build artifacts.
+    Outputs: a POST to Pushgateway and a JSON summary printed to stdout so local
+    runs and Jenkins logs can confirm exactly what was emitted.
+    """
+
+    payload, result = _build_payload()
+    target = f"{result['pushgateway_url'].rstrip('/')}/metrics/job/{result['job_name']}/suite/{result['suite']}"
+    _post_text(target, payload)
+    printable = dict(result)
+    printable.pop("payload", None)
+    print(json.dumps(printable, indent=2, sort_keys=True))
     return 0
 
 
 if __name__ == "__main__":
-    try:
-        raise SystemExit(main())
-    except Exception as exc:
-        print(f"metrics push failed: {exc}")
-        raise
+    raise SystemExit(main())
diff --git a/tests/test_auth.py b/tests/test_auth.py
index 32f71e2..bd9fb12 100644
--- a/tests/test_auth.py
+++ b/tests/test_auth.py
@@ -20,11 +20,10 @@ def test_keycloak_verify_accepts_matching_audience(monkeypatch) -> None:
     kc = KeycloakOIDC("https://jwks", "https://issuer", "portal")
 
     monkeypatch.setattr(kc, "_get_jwks", lambda force=False: {"keys": [{"kid": "test"}]})
-    monkeypatch.setattr(jwt.algorithms.RSAAlgorithm, "from_jwk", lambda key: "dummy")
     monkeypatch.setattr(
-        jwt,
-        "decode",
-        lambda *args, **kwargs: {"azp": "portal", "preferred_username": "alice", "groups": ["/admin"]},
+        kc,
+        "_decode_claims",
+        lambda *_args, **_kwargs: {"azp": "portal", "preferred_username": "alice", "groups": ["/admin"]},
     )
 
     claims = kc.verify(token)
@@ -36,12 +35,7 @@ def test_keycloak_verify_rejects_wrong_audience(monkeypatch) -> None:
     kc = KeycloakOIDC("https://jwks", "https://issuer", "portal")
 
     monkeypatch.setattr(kc, "_get_jwks", lambda force=False: {"keys": [{"kid": "test"}]})
-    monkeypatch.setattr(jwt.algorithms.RSAAlgorithm, "from_jwk", lambda key: "dummy")
-    monkeypatch.setattr(
-        jwt,
-        "decode",
-        lambda *args, **kwargs: {"azp": "other", "aud": ["other"]},
-    )
+    monkeypatch.setattr(kc, "_decode_claims", lambda *_args, **_kwargs: {"azp": "other", "aud": ["other"]})
 
     with pytest.raises(ValueError):
         kc.verify(token)
@@ -73,11 +67,10 @@ def test_keycloak_verify_refreshes_jwks(monkeypatch) -> None:
         return {"keys": [{"kid": "test"}]}
 
     monkeypatch.setattr(kc, "_get_jwks", fake_get_jwks)
-    monkeypatch.setattr(jwt.algorithms.RSAAlgorithm, "from_jwk", lambda key: "dummy")
     monkeypatch.setattr(
-        jwt,
-        "decode",
-        lambda *args, **kwargs: {"azp": "other", "aud": "portal", "preferred_username": "alice"},
+        kc,
+        "_decode_claims",
+        lambda *_args, **_kwargs: {"azp": "other", "aud": "portal", "preferred_username": "alice"},
     )
 
     claims = kc.verify(token)
@@ -94,6 +87,30 @@ def test_keycloak_verify_kid_not_found(monkeypatch) -> None:
         kc.verify(token)
 
 
+def test_keycloak_decode_claims_uses_expected_decoder_arguments(monkeypatch) -> None:
+    kc = KeycloakOIDC("https://jwks", "https://issuer", "portal")
+    captured = {}
+
+    monkeypatch.setattr(
+        jwt.algorithms,
+        "RSAAlgorithm",
+        type("DummyRSA", (), {"from_jwk": staticmethod(lambda key: "parsed-key")}),
+        raising=False,
+    )
+
+    def fake_decode(token, **kwargs):
+        captured["token"] = token
+        captured["kwargs"] = kwargs
+        return {"preferred_username": "alice"}
+
+    monkeypatch.setattr(jwt, "decode", fake_decode)
+
+    claims = kc._decode_claims("header.payload.sig", {"kid": "test"})
+    assert claims["preferred_username"] == "alice"
+    assert captured["kwargs"]["key"] == "parsed-key"
+    assert captured["kwargs"]["issuer"] == "https://issuer"
+
+
 def test_authenticator_normalizes_groups(monkeypatch) -> None:
     token = _make_token()
     auth = Authenticator()
diff --git a/tests/test_comms.py b/tests/test_comms.py
index e4cb76c..086bc44 100644
--- a/tests/test_comms.py
+++ b/tests/test_comms.py
@@ -240,55 +240,68 @@ def test_comms_guest_name_randomizer(monkeypatch) -> None:
     )
     monkeypatch.setattr(comms_module, "settings", dummy_settings)
 
-    responses = {
-        ("POST", "http://mas/token"): DummyResponse({"access_token": "admintoken"}),
-        ("GET", "http://mas/api/admin/v1/users/by-username/othrys-seeder"): DummyResponse(
-            {"data": {"id": "seed"}}
+    responses = [
+        (("POST", "http://mas/token"), DummyResponse({"access_token": "admintoken"})),
+        (
+            ("GET", "http://mas/api/admin/v1/users/by-username/othrys-seeder"),
+            DummyResponse({"data": {"id": "seed"}}),
         ),
-        ("POST", "http://mas/api/admin/v1/personal-sessions"): DummyResponse(
-            {"data": {"id": "session-1", "attributes": {"access_token": "seedtoken"}}}
+        (
+            ("POST", "http://mas/api/admin/v1/personal-sessions"),
+            DummyResponse({"data": {"id": "session-1", "attributes": {"access_token": "seedtoken"}}}),
         ),
-        ("POST", "http://mas/api/admin/v1/personal-sessions/session-1/revoke"): DummyResponse({}),
-        ("GET", "http://synapse/_matrix/client/v3/directory/room/%23othrys%3Alive.bstein.dev"): DummyResponse(
-            {"room_id": "room1"}
+        (("POST", "http://mas/api/admin/v1/personal-sessions/session-1/revoke"), DummyResponse({})),
+        (
+            ("GET", "http://synapse/_matrix/client/v3/directory/room/%23othrys%3Alive.bstein.dev"),
+            DummyResponse({"room_id": "room1"}),
         ),
-        ("GET", "http://synapse/_matrix/client/v3/rooms/room1/members"): DummyResponse(
-            {"chunk": []}
+        (("GET", "http://synapse/_matrix/client/v3/rooms/room1/members"), DummyResponse({"chunk": []})),
+        (
+            ("GET", "http://mas/api/admin/v1/users?page[size]=100"),
+            DummyResponse(
+                {
+                    "data": [
+                        {"id": "user-1", "attributes": {"username": "guest-1", "legacy_guest": True}},
+                    ]
+                }
+            ),
         ),
-        ("GET", "http://mas/api/admin/v1/users?page[size]=100"): DummyResponse(
-            {
-                "data": [
-                    {"id": "user-1", "attributes": {"username": "guest-1", "legacy_guest": True}},
-                ]
-            }
+        (
+            ("POST", "http://mas/api/admin/v1/personal-sessions"),
+            DummyResponse({"data": {"id": "session-2", "attributes": {"access_token": "usertoken"}}}),
         ),
-        ("POST", "http://mas/api/admin/v1/personal-sessions"): DummyResponse(
-            {"data": {"id": "session-2", "attributes": {"access_token": "usertoken"}}}
+        (
+            ("GET", "http://synapse/_matrix/client/v3/profile/%40guest-1%3Alive.bstein.dev"),
+            DummyResponse({"displayname": None}),
         ),
-        ("GET", "http://synapse/_matrix/client/v3/profile/%40guest-1%3Alive.bstein.dev"): DummyResponse(
-            {"displayname": None}
+        (("PUT", "http://synapse/_matrix/client/v3/profile/%40guest-1%3Alive.bstein.dev/displayname"), DummyResponse({})),
+        (
+            ("GET", "http://synapse/_synapse/admin/v2/users?local=true&deactivated=false&limit=100"),
+            DummyResponse(
+                {
+                    "users": [
+                        {"name": "@guest-99:live.bstein.dev", "is_guest": True, "last_seen_ts": 0},
+                    ]
+                }
+            ),
         ),
-        ("PUT", "http://synapse/_matrix/client/v3/profile/%40guest-1%3Alive.bstein.dev/displayname"): DummyResponse({}),
-        ("GET", "http://synapse/_synapse/admin/v2/users?local=true&deactivated=false&limit=100"): DummyResponse(
-            {
-                "users": [
-                    {"name": "@guest-99:live.bstein.dev", "is_guest": True, "last_seen_ts": 0},
-                ]
-            }
+        (("DELETE", "http://synapse/_synapse/admin/v2/users/%40guest-99%3Alive.bstein.dev"), DummyResponse({})),
+        (
+            ("GET", "http://synapse/_synapse/admin/v2/users/%40guest-99%3Alive.bstein.dev"),
+            DummyResponse({"displayname": None}),
         ),
-        ("DELETE", "http://synapse/_synapse/admin/v2/users/%40guest-99%3Alive.bstein.dev"): DummyResponse({}),
-        ("GET", "http://synapse/_synapse/admin/v2/users/%40guest-99%3Alive.bstein.dev"): DummyResponse(
-            {"displayname": None}
-        ),
-        ("PUT", "http://synapse/_synapse/admin/v2/users/%40guest-99%3Alive.bstein.dev"): DummyResponse({}),
-        ("POST", "http://mas/api/admin/v1/personal-sessions/session-2/revoke"): DummyResponse({}),
-    }
+        (("PUT", "http://synapse/_synapse/admin/v2/users/%40guest-99%3Alive.bstein.dev"), DummyResponse({})),
+        (("POST", "http://mas/api/admin/v1/personal-sessions/session-2/revoke"), DummyResponse({})),
+    ]
+    response_queues: dict[tuple[str, str], list[DummyResponse]] = {}
+    for key, response in responses:
+        response_queues.setdefault(key, []).append(response)
 
     def handler(method, url, **_kwargs):
-        resp = responses.get((method, url))
-        if resp is None:
+        queue = response_queues.get((method, url))
+        if not queue:
             return DummyResponse({})
-        return resp
+        return queue.pop(0)
 
     svc = CommsService(client_factory=lambda timeout=None: DummyClient(handler, timeout=timeout))
     monkeypatch.setattr(svc, "_db_rename_numeric", lambda *_args, **_kwargs: 0)
diff --git a/tests/test_database.py b/tests/test_database.py
index fd3dc08..f3bc967 100644
--- a/tests/test_database.py
+++ b/tests/test_database.py
@@ -129,3 +129,95 @@ def test_fetchone_and_fetchall_return_dicts(monkeypatch) -> None:
     db = Database("postgresql://user:pass@localhost/db")
     assert db.fetchone("fetchone") == {"id": 1}
     assert db.fetchall("fetchall") == [{"id": 1}, {"id": 2}]
+
+
+def test_database_passes_config_to_pool(monkeypatch) -> None:
+    captured = {}
+
+    class CapturePool(DummyPool):
+        def __init__(self, conninfo=None, min_size=None, max_size=None, kwargs=None):
+            captured.update(
+                {
+                    "conninfo": conninfo,
+                    "min_size": min_size,
+                    "max_size": max_size,
+                    "kwargs": kwargs,
+                }
+            )
+            super().__init__(conninfo=conninfo, min_size=min_size, max_size=max_size, kwargs=kwargs)
+
+    monkeypatch.setattr(db_module, "ConnectionPool", CapturePool)
+    config = db_module.DatabaseConfig(
+        pool_min=1,
+        pool_max=7,
+        connect_timeout_sec=9,
+        lock_timeout_sec=11,
+        statement_timeout_sec=13,
+        idle_in_tx_timeout_sec=15,
+        application_name="ariadne-test",
+    )
+    Database("postgresql://user:pass@localhost/db", config)
+
+    assert captured["conninfo"] == "postgresql://user:pass@localhost/db"
+    assert captured["min_size"] == 1
+    assert captured["max_size"] == 7
+    assert captured["kwargs"]["connect_timeout"] == 9
+    assert captured["kwargs"]["application_name"] == "ariadne-test"
+    assert "lock_timeout=11s" in captured["kwargs"]["options"]
+
+
+def test_migrate_returns_when_advisory_lock_is_unavailable(monkeypatch) -> None:
+    class NoLockConn(DummyConn):
+        def execute(self, query, params=None):
+            if "pg_try_advisory_lock" in query:
+                return DummyResult(row=(False,))
+            return super().execute(query, params)
+
+    class NoLockPool(DummyPool):
+        def __init__(self, conninfo=None, min_size=None, max_size=None, kwargs=None):
+            self.conn = NoLockConn()
+
+    monkeypatch.setattr(db_module, "ConnectionPool", NoLockPool)
+    db = Database("postgresql://user:pass@localhost/db")
+    db.migrate(lock_id=123)
+    assert not any("CREATE TABLE" in query for query, _ in db._pool.conn.executed)
+
+
+def test_migrate_handles_missing_access_requests_table(monkeypatch) -> None:
+    class UndefinedTableConn(DummyConn):
+        def execute(self, query, params=None):
+            if "ALTER TABLE access_requests" in query:
+                raise db_module.psycopg.errors.UndefinedTable()
+            return super().execute(query, params)
+
+    class UndefinedTablePool(DummyPool):
+        def __init__(self, conninfo=None, min_size=None, max_size=None, kwargs=None):
+            self.conn = UndefinedTableConn()
+
+    monkeypatch.setattr(db_module, "ConnectionPool", UndefinedTablePool)
+    db = Database("postgresql://user:pass@localhost/db")
+    db.migrate(lock_id=123)
+
+
+def test_migrate_skip_flags(monkeypatch) -> None:
+    monkeypatch.setattr(db_module, "ConnectionPool", DummyPool)
+    db = Database("postgresql://user:pass@localhost/db")
+    db.migrate(lock_id=123, include_ariadne_tables=False, include_access_requests=False)
+    assert not any("CREATE TABLE" in query for query, _ in db._pool.conn.executed)
+    assert not any("ALTER TABLE access_requests" in query for query, _ in db._pool.conn.executed)
+
+
+def test_unlock_swallows_errors(monkeypatch) -> None:
+    class UnlockConn(DummyConn):
+        def execute(self, query, params=None):
+            if "pg_advisory_unlock" in query:
+                raise RuntimeError("boom")
+            return super().execute(query, params)
+
+    class UnlockPool(DummyPool):
+        def __init__(self, conninfo=None, min_size=None, max_size=None, kwargs=None):
+            self.conn = UnlockConn()
+
+    monkeypatch.setattr(db_module, "ConnectionPool", UnlockPool)
+    db = Database("postgresql://user:pass@localhost/db")
+    db.migrate(lock_id=123)
diff --git a/tests/test_k8s_exec.py b/tests/test_k8s_exec.py
index dc678be..5f30408 100644
--- a/tests/test_k8s_exec.py
+++ b/tests/test_k8s_exec.py
@@ -63,6 +63,10 @@ def test_build_command_wraps_env() -> None:
     assert "export FOO=bar" in cmd[2]
 
 
+def test_build_command_accepts_string_without_env() -> None:
+    assert _build_command("echo hello", None) == ["/bin/sh", "-c", "echo hello"]
+
+
 def test_exec_returns_output(monkeypatch) -> None:
     monkeypatch.setattr(exec_module, "select_pod", lambda *_args, **_kwargs: PodRef("pod", "ns"))
     monkeypatch.setattr(exec_module, "_ensure_client", lambda: types.SimpleNamespace(connect_get_namespaced_pod_exec=None))
@@ -84,6 +88,41 @@ def test_exec_raises_on_failure(monkeypatch) -> None:
         executor.exec(["false"], check=True)
 
 
+def test_exec_returns_failed_result_when_check_disabled(monkeypatch) -> None:
+    monkeypatch.setattr(exec_module, "select_pod", lambda *_args, **_kwargs: PodRef("pod", "ns"))
+    monkeypatch.setattr(exec_module, "_ensure_client", lambda: types.SimpleNamespace(connect_get_namespaced_pod_exec=None))
+    monkeypatch.setattr(exec_module, "stream", lambda *args, **kwargs: DummyStream(stderr="bad", exit_code=2))
+
+    executor = PodExecutor("ns", "app=test", None)
+    result = executor.exec(["false"], check=False)
+    assert result.ok is False
+    assert result.exit_code == 2
+
+
+def test_exec_uses_returncode_when_exit_code_never_arrives(monkeypatch) -> None:
+    class ReturncodeOnlyStream(DummyStream):
+        def __init__(self):
+            super().__init__(stdout="ok", exit_code=7)
+            self._exit_code_ready = False
+            self._updated = False
+
+        def update(self, timeout: int = 1) -> None:
+            self._updated = True
+            self._open = False
+
+        def peek_exit_code(self) -> bool:
+            return False
+
+    monkeypatch.setattr(exec_module, "select_pod", lambda *_args, **_kwargs: PodRef("pod", "ns"))
+    monkeypatch.setattr(exec_module, "_ensure_client", lambda: types.SimpleNamespace(connect_get_namespaced_pod_exec=None))
+    monkeypatch.setattr(exec_module, "stream", lambda *args, **kwargs: ReturncodeOnlyStream())
+
+    executor = PodExecutor("ns", "app=test", None)
+    result = executor.exec(["echo", "ok"], check=False)
+    assert result.exit_code == 7
+    assert result.ok is False
+
+
 def test_exec_times_out(monkeypatch) -> None:
     monkeypatch.setattr(exec_module, "select_pod", lambda *_args, **_kwargs: PodRef("pod", "ns"))
     monkeypatch.setattr(exec_module, "_ensure_client", lambda: types.SimpleNamespace(connect_get_namespaced_pod_exec=None))
@@ -115,3 +154,18 @@ def test_ensure_client_fallback(monkeypatch) -> None:
     monkeypatch.setattr(exec_module, "client", types.SimpleNamespace(CoreV1Api=lambda: dummy_api))
 
     assert exec_module._ensure_client() is dummy_api
+
+
+def test_ensure_client_raises_when_kubernetes_import_failed(monkeypatch) -> None:
+    monkeypatch.setattr(exec_module, "_CORE_API", None)
+    monkeypatch.setattr(exec_module, "_IMPORT_ERROR", RuntimeError("missing"))
+
+    with pytest.raises(RuntimeError):
+        exec_module._ensure_client()
+
+
+def test_ensure_client_reuses_cached_client(monkeypatch) -> None:
+    cached = object()
+    monkeypatch.setattr(exec_module, "_CORE_API", cached)
+    monkeypatch.setattr(exec_module, "_IMPORT_ERROR", None)
+    assert exec_module._ensure_client() is cached
diff --git a/tests/test_k8s_pods.py b/tests/test_k8s_pods.py
index ac419bd..3415791 100644
--- a/tests/test_k8s_pods.py
+++ b/tests/test_k8s_pods.py
@@ -5,6 +5,32 @@ import pytest
 from ariadne.k8s import pods as pods_module
 
 
+def test_parse_start_time_handles_missing_and_invalid_values() -> None:
+    assert pods_module._parse_start_time(None) == 0.0
+    assert pods_module._parse_start_time("not-a-date") == 0.0
+
+
+def test_parse_start_time_defaults_naive_value_to_utc() -> None:
+    assert pods_module._parse_start_time("2026-01-20T00:00:00") > 0
+
+
+def test_is_ready_handles_missing_conditions_and_non_ready_states() -> None:
+    assert pods_module._is_ready({"status": {"phase": "Pending"}}) is False
+    assert pods_module._is_ready({"status": {"phase": "Running", "conditions": "bad"}}) is False
+    assert pods_module._is_ready({"status": {"phase": "Running", "conditions": ["bad"]}}) is False
+    assert (
+        pods_module._is_ready(
+            {"status": {"phase": "Running", "conditions": [{"type": "Initialized", "status": "True"}]}}
+        )
+        is False
+    )
+
+
+def test_list_pods_requires_namespace() -> None:
+    with pytest.raises(pods_module.PodSelectionError):
+        pods_module.list_pods("", "app=test")
+
+
 def test_list_pods_encodes_selector(monkeypatch) -> None:
     captured = {}
 
@@ -17,6 +43,11 @@ def test_list_pods_encodes_selector(monkeypatch) -> None:
     assert "labelSelector=app%3Dnextcloud" in captured["path"]
 
 
+def test_list_pods_filters_non_dict_items(monkeypatch) -> None:
+    monkeypatch.setattr(pods_module, "get_json", lambda *_args, **_kwargs: {"items": [{}, "bad", 1]})
+    assert pods_module.list_pods("demo", "app=test") == [{}]
+
+
 def test_select_pod_picks_ready_latest(monkeypatch) -> None:
     payload = {
         "items": [
@@ -57,3 +88,49 @@ def test_select_pod_ignores_non_ready(monkeypatch) -> None:
 
     with pytest.raises(pods_module.PodSelectionError):
         pods_module.select_pod("demo", "app=test")
+
+
+def test_select_pod_skips_deleted_and_invalid_entries(monkeypatch) -> None:
+    payload = {
+        "items": [
+            {
+                "metadata": {"name": "deleting", "deletionTimestamp": "2026-01-20T00:00:00Z"},
+                "status": {
+                    "phase": "Running",
+                    "conditions": [{"type": "Ready", "status": "True"}],
+                },
+            },
+            {
+                "metadata": {"name": "chosen"},
+                "status": {
+                    "phase": "Running",
+                    "nodeName": "titan-24",
+                    "startTime": "2026-01-20T00:00:00Z",
+                    "conditions": [{"type": "Ready", "status": "True"}],
+                },
+            },
+        ]
+    }
+    monkeypatch.setattr(pods_module, "get_json", lambda *_args, **_kwargs: payload)
+
+    pod = pods_module.select_pod("demo", "app=test")
+    assert pod.name == "chosen"
+    assert pod.node == "titan-24"
+
+
+def test_select_pod_skips_blank_names(monkeypatch) -> None:
+    payload = {
+        "items": [
+            {
+                "metadata": {"name": " "},
+                "status": {
+                    "phase": "Running",
+                    "conditions": [{"type": "Ready", "status": "True"}],
+                },
+            }
+        ]
+    }
+    monkeypatch.setattr(pods_module, "get_json", lambda *_args, **_kwargs: payload)
+
+    with pytest.raises(pods_module.PodSelectionError):
+        pods_module.select_pod("demo", "app=test")
diff --git a/tests/test_keycloak_admin.py b/tests/test_keycloak_admin.py
index 69cf862..d8bdf0f 100644
--- a/tests/test_keycloak_admin.py
+++ b/tests/test_keycloak_admin.py
@@ -244,7 +244,7 @@ def test_find_user_by_email_skips_non_dict(monkeypatch) -> None:
     assert client.find_user_by_email("alice@example.com") is None
 
 
-def test_get_user_invalid_payload(monkeypatch) -> None:
+def test_get_user_invalid_payload_duplicate(monkeypatch) -> None:
     dummy_settings = types.SimpleNamespace(
         keycloak_admin_url="http://kc",
         keycloak_admin_realm="atlas",
@@ -299,7 +299,7 @@ def test_update_user_safe_handles_bad_attrs(monkeypatch) -> None:
     assert captured["payload"]["attributes"] == {"new": ["item"]}
 
 
-def test_set_user_attribute_user_id_missing(monkeypatch) -> None:
+def test_set_user_attribute_user_id_missing_duplicate(monkeypatch) -> None:
     client = KeycloakAdminClient()
 
     def fake_find_user(username: str) -> dict[str, Any]:
diff --git a/tests/test_metrics.py b/tests/test_metrics.py
index d82481d..e091af1 100644
--- a/tests/test_metrics.py
+++ b/tests/test_metrics.py
@@ -2,7 +2,25 @@ from __future__ import annotations
 
 from datetime import datetime, timezone
 
-from ariadne.metrics.metrics import set_access_request_counts, set_cluster_state_metrics
+from ariadne.metrics.metrics import (
+    record_schedule_state,
+    record_task_run,
+    set_access_request_counts,
+    set_cluster_state_metrics,
+)
+
+
+def test_record_task_run_accepts_missing_duration() -> None:
+    record_task_run("demo", "ok", None)
+
+
+def test_record_task_run_records_duration() -> None:
+    record_task_run("demo", "ok", 1.5)
+
+
+def test_record_schedule_state_tracks_success_and_failure() -> None:
+    record_schedule_state("demo", 10.0, 8.0, 20.0, True)
+    record_schedule_state("demo", 11.0, None, None, False)
 
 
 def test_set_access_request_counts() -> None:
@@ -11,3 +29,7 @@ def test_set_access_request_counts() -> None:
 
 def test_set_cluster_state_metrics() -> None:
     set_cluster_state_metrics(datetime.now(timezone.utc), 4, 3, 12.0, 1)
+
+
+def test_set_cluster_state_metrics_allows_missing_values() -> None:
+    set_cluster_state_metrics(datetime.now(timezone.utc), None, None, None, None)
diff --git a/tests/test_migrate.py b/tests/test_migrate.py
new file mode 100644
index 0000000..8ed9909
--- /dev/null
+++ b/tests/test_migrate.py
@@ -0,0 +1,79 @@
+from __future__ import annotations
+
+import types
+
+import ariadne.migrate as migrate_module
+
+
+class DummyDatabase:
+    def __init__(self, name: str):
+        self.name = name
+        self.calls: list[tuple[int, bool, bool]] = []
+        self.closed = False
+
+    def migrate(self, lock_id: int, *, include_ariadne_tables: bool, include_access_requests: bool) -> None:
+        self.calls.append((lock_id, include_ariadne_tables, include_access_requests))
+
+    def close(self) -> None:
+        self.closed = True
+
+
+def test_build_db_uses_settings(monkeypatch) -> None:
+    captured = {}
+    monkeypatch.setattr(
+        migrate_module,
+        "settings",
+        types.SimpleNamespace(
+            ariadne_db_pool_min=1,
+            ariadne_db_pool_max=3,
+            ariadne_db_connect_timeout_sec=5,
+            ariadne_db_lock_timeout_sec=7,
+            ariadne_db_statement_timeout_sec=11,
+            ariadne_db_idle_in_tx_timeout_sec=13,
+        ),
+    )
+
+    def fake_database(dsn, config):
+        captured["dsn"] = dsn
+        captured["config"] = config
+        return DummyDatabase("ariadne")
+
+    monkeypatch.setattr(migrate_module, "Database", fake_database)
+    migrate_module._build_db("postgresql://db", "ariadne_migrate")
+
+    assert captured["dsn"] == "postgresql://db"
+    assert captured["config"].application_name == "ariadne_migrate"
+    assert captured["config"].lock_timeout_sec == 7
+
+
+def test_main_returns_when_migrations_disabled(monkeypatch) -> None:
+    monkeypatch.setattr(
+        migrate_module,
+        "settings",
+        types.SimpleNamespace(ariadne_run_migrations=False),
+    )
+    monkeypatch.setattr(migrate_module, "_build_db", lambda *_args, **_kwargs: (_ for _ in ()).throw(RuntimeError("should not build")))
+    migrate_module.main()
+
+
+def test_main_runs_ariadne_and_portal_migrations(monkeypatch) -> None:
+    ariadne_db = DummyDatabase("ariadne")
+    portal_db = DummyDatabase("portal")
+    databases = [ariadne_db, portal_db]
+    monkeypatch.setattr(
+        migrate_module,
+        "settings",
+        types.SimpleNamespace(
+            ariadne_run_migrations=True,
+            ariadne_database_url="postgresql://ariadne",
+            portal_database_url="postgresql://portal",
+        ),
+    )
+    monkeypatch.setattr(migrate_module, "_build_db", lambda *_args, **_kwargs: databases.pop(0))
+
+    migrate_module.main()
+
+    assert ariadne_db.calls == [(migrate_module.ARIADNE_MIGRATION_LOCK_ID, True, False)]
+    assert portal_db.calls == [(migrate_module.PORTAL_MIGRATION_LOCK_ID, False, True)]
+    assert ariadne_db.closed is True
+    assert portal_db.closed is True
diff --git a/tests/test_provisioning.py b/tests/test_provisioning.py
index 7879f47..eecbed2 100644
--- a/tests/test_provisioning.py
+++ b/tests/test_provisioning.py
@@ -595,7 +595,7 @@ def test_provisioning_sync_errors(monkeypatch) -> None:
     assert outcome.status == "accounts_building"
 
 
-def test_provisioning_run_loop_processes_candidates(monkeypatch) -> None:
+def test_provisioning_run_loop_processes_candidates_duplicate(monkeypatch) -> None:
     dummy_settings = types.SimpleNamespace(provision_poll_interval_sec=0.0)
     monkeypatch.setattr(prov, "settings", dummy_settings)
     _patch_mailu_ready(monkeypatch, dummy_settings)
@@ -652,7 +652,7 @@ def test_provisioning_run_loop_waits_for_admin(monkeypatch) -> None:
     manager._run_loop()
 
 
-def test_provisioning_missing_verified_email(monkeypatch) -> None:
+def test_provisioning_missing_verified_email_duplicate(monkeypatch) -> None:
     dummy_settings = types.SimpleNamespace(
         mailu_domain="bstein.dev",
         mailu_sync_url="",
diff --git a/tests/test_publish_test_metrics.py b/tests/test_publish_test_metrics.py
new file mode 100644
index 0000000..0b7b530
--- /dev/null
+++ b/tests/test_publish_test_metrics.py
@@ -0,0 +1,104 @@
+from __future__ import annotations
+
+import json
+from pathlib import Path
+import urllib.request
+
+import scripts.publish_test_metrics as metrics_script
+
+
+class DummyHTTPResponse:
+    def __init__(self, body: str, status: int = 200):
+        self._body = body
+        self.status = status
+
+    def __enter__(self):
+        return self
+
+    def __exit__(self, exc_type, exc, tb):
+        return False
+
+    def read(self) -> bytes:
+        return self._body.encode("utf-8")
+
+
+def test_build_payload_includes_quality_gate_metrics(monkeypatch, tmp_path: Path) -> None:
+    coverage_path = tmp_path / "coverage.json"
+    coverage_path.write_text(json.dumps({"summary": {"percent_covered": 97.5}}), encoding="utf-8")
+    junit_path = tmp_path / "junit.xml"
+    junit_path.write_text('<testsuite tests="5" failures="1" errors="1" skipped="1"/>', encoding="utf-8")
+    quality_gate_path = tmp_path / "quality-gate.json"
+    quality_gate_path.write_text(
+        json.dumps(
+            {
+                "status": "ok",
+                "summary": {
+                    "line_count_violations": 0,
+                    "docstring_violations": 1,
+                    "coverage_violations": 0,
+                    "legacy_line_count_files": 2,
+                    "legacy_docstring_files": 3,
+                    "coverage_exemptions": 4,
+                },
+                "files": {
+                    "ariadne/auth/keycloak.py": {
+                        "lines": 120,
+                        "missing_docstrings": 0,
+                        "coverage_percent": 99.1,
+                    }
+                },
+            }
+        ),
+        encoding="utf-8",
+    )
+
+    monkeypatch.setenv("COVERAGE_JSON", str(coverage_path))
+    monkeypatch.setenv("JUNIT_XML", str(junit_path))
+    monkeypatch.setenv("QUALITY_GATE_JSON", str(quality_gate_path))
+    monkeypatch.setenv("PUSHGATEWAY_URL", "http://pushgateway.example")
+    monkeypatch.setenv("SUITE_NAME", "ariadne")
+    monkeypatch.setenv("QUALITY_STATUS", "ok")
+    monkeypatch.setenv("BUILD_NUMBER", "42")
+    monkeypatch.setenv("BRANCH_NAME", "main")
+    monkeypatch.setenv("GIT_COMMIT", "abc123")
+    monkeypatch.setattr(
+        metrics_script,
+        "_read_http",
+        lambda _url: 'platform_quality_gate_runs_total{job="platform-quality-ci",suite="ariadne",status="ok"} 5\n',
+    )
+
+    payload, result = metrics_script._build_payload()
+
+    assert result["tests_total"] == 5
+    assert result["tests_passed"] == 2
+    assert result["coverage_percent"] == 97.5
+    assert result["ok_counter"] == 6.0
+    assert 'ariadne_quality_gate_artifact_present{suite="ariadne",artifact="quality_gate_json"} 1' in payload
+    assert 'ariadne_quality_gate_violation_total{suite="ariadne",check="docstrings"} 1' in payload
+    assert 'ariadne_quality_gate_file_coverage_percent{suite="ariadne",file="ariadne/auth/keycloak.py"} 99.1' in payload
+
+
+def test_main_posts_payload_for_failed_build_with_missing_artifacts(monkeypatch, capsys) -> None:
+    requests: list[tuple[str, str]] = []
+    missing_base = Path("/tmp/ariadne-metrics-missing")
+
+    def fake_urlopen(target, timeout=10):
+        if isinstance(target, urllib.request.Request):
+            requests.append((target.full_url, target.data.decode("utf-8")))
+            return DummyHTTPResponse("", status=200)
+        return DummyHTTPResponse("", status=200)
+
+    monkeypatch.setenv("PUSHGATEWAY_URL", "http://pushgateway.example")
+    monkeypatch.setenv("SUITE_NAME", "ariadne")
+    monkeypatch.setenv("QUALITY_STATUS", "failed")
+    monkeypatch.setenv("COVERAGE_JSON", str(missing_base / "coverage.json"))
+    monkeypatch.setenv("JUNIT_XML", str(missing_base / "junit.xml"))
+    monkeypatch.setenv("QUALITY_GATE_JSON", str(missing_base / "quality-gate.json"))
+    monkeypatch.setattr(metrics_script.urllib.request, "urlopen", fake_urlopen)
+
+    assert metrics_script.main() == 0
+    assert requests
+    assert 'ariadne_quality_gate_artifact_present{suite="ariadne",artifact="coverage_json"} 0' in requests[0][1]
+    assert 'ariadne_quality_gate_status{suite="ariadne"} 0' in requests[0][1]
+    output = capsys.readouterr().out
+    assert '"quality_gate_status": "missing"' in output
diff --git a/tests/test_quality_gate.py b/tests/test_quality_gate.py
new file mode 100644
index 0000000..129d876
--- /dev/null
+++ b/tests/test_quality_gate.py
@@ -0,0 +1,117 @@
+from __future__ import annotations
+
+import json
+from pathlib import Path
+import sys
+
+import scripts.check_quality_gate as quality_gate
+
+
+def _write_quality_config(path: Path) -> None:
+    path.write_text(
+        "\n".join(
+            [
+                "[files]",
+                'roots = ["pkg"]',
+                "max_lines = 10",
+                "",
+                "[docstrings]",
+                'roots = ["pkg"]',
+                "non_trivial_min_lines = 4",
+                "",
+                "[coverage]",
+                'roots = ["pkg"]',
+                "threshold = 95.0",
+                'targets = ["pkg/good.py"]',
+                "",
+                "[legacy.line_count]",
+                '"pkg/legacy.py" = 12',
+                "",
+                "[legacy.docstrings]",
+                '"pkg/legacy.py" = 1',
+            ]
+        )
+        + "\n",
+        encoding="utf-8",
+    )
+
+
+def test_build_report_accepts_legacy_exceptions(tmp_path: Path) -> None:
+    pkg = tmp_path / "pkg"
+    pkg.mkdir()
+    (pkg / "good.py").write_text(
+        '\n'.join(
+            [
+                'def documented(value: int) -> int:',
+                '    """Return a simple incremented value.',
+                "",
+                "    Inputs: an integer to increment.",
+                "    Outputs: the incremented integer so the module stays fully documented.",
+                '    """',
+                "    return value + 1",
+            ]
+        )
+        + "\n",
+        encoding="utf-8",
+    )
+    (pkg / "legacy.py").write_text(
+        "\n".join(
+            [
+                "class Legacy:",
+                "    pass",
+            ]
+            + ["# filler"] * 10
+        )
+        + "\n",
+        encoding="utf-8",
+    )
+    coverage_path = tmp_path / "coverage.json"
+    coverage_path.write_text(
+        json.dumps({"files": {"pkg/good.py": {"summary": {"percent_covered": 99.0}}}}),
+        encoding="utf-8",
+    )
+    config_path = tmp_path / "quality_gate.toml"
+    _write_quality_config(config_path)
+
+    config = quality_gate._load_config(config_path)
+    report = quality_gate._build_report(
+        tmp_path,
+        config,
+        {"pkg/good.py": {"adjusted_percent": 99.0, "raw_percent": 99.0, "excluded_lines": []}},
+        True,
+    )
+
+    assert report["status"] == "ok"
+    assert report["summary"]["legacy_line_count_files"] == 1
+    assert report["files"]["pkg/good.py"]["coverage_enforced"] is True
+
+
+def test_main_fails_when_new_violations_appear(monkeypatch, tmp_path: Path) -> None:
+    pkg = tmp_path / "pkg"
+    pkg.mkdir()
+    (pkg / "good.py").write_text(
+        "\n".join(
+            [
+                "def undocumented(value):",
+                "    total = value + 1",
+                "    total += 1",
+                "    total += 1",
+                "    return total",
+            ]
+        )
+        + "\n",
+        encoding="utf-8",
+    )
+    config_path = tmp_path / "quality_gate.toml"
+    _write_quality_config(config_path)
+    monkeypatch.chdir(tmp_path)
+    monkeypatch.setattr(
+        sys,
+        "argv",
+        ["check_quality_gate.py", "--config", "quality_gate.toml", "--coverage-json", "missing.json", "--output", "out.json"],
+    )
+
+    assert quality_gate.main() == 1
+    report = json.loads((tmp_path / "out.json").read_text(encoding="utf-8"))
+    assert report["summary"]["docstring_violations"] >= 1
+    assert report["summary"]["coverage_violations"] >= 1
diff --git a/tests/test_utils.py b/tests/test_utils.py
index 2e6bc78..c284621 100644
--- a/tests/test_utils.py
+++ b/tests/test_utils.py
@@ -7,6 +7,7 @@ import httpx
 from ariadne.services.mailu import MailuService
 from ariadne.utils.errors import safe_error_detail
 from ariadne.utils.http import extract_bearer_token
+from ariadne.utils.name_generator import NameGenerator
 from ariadne.utils.passwords import random_password
 
 
@@ -81,6 +82,22 @@ def test_safe_error_detail_timeout() -> None:
     assert safe_error_detail(exc, "fallback") == "timeout"
 
 
+def test_safe_error_detail_runtime_blank_uses_fallback() -> None:
+    assert safe_error_detail(RuntimeError("   "), "fallback") == "fallback"
+
+
+def test_safe_error_detail_http_status_without_body() -> None:
+    request = httpx.Request("GET", "https://example.com")
+    response = httpx.Response(403, request=request)
+    exc = httpx.HTTPStatusError("bad", request=request, response=response)
+
+    assert safe_error_detail(exc, "fallback") == "http 403"
+
+
+def test_safe_error_detail_unknown_exception_uses_fallback() -> None:
+    assert safe_error_detail(ValueError("boom"), "fallback") == "fallback"
+
+
 def test_extract_bearer_token() -> None:
     request = DummyRequest({"Authorization": "Bearer token123"})
     assert extract_bearer_token(request) == "token123"
@@ -94,3 +111,24 @@ def test_extract_bearer_token_invalid() -> None:
 def test_extract_bearer_token_missing_parts() -> None:
     request = DummyRequest({"Authorization": "Bearer"})
     assert extract_bearer_token(request) is None
+
+
+def test_name_generator_unique_adds_candidate(monkeypatch) -> None:
+    generator = NameGenerator(max_attempts=2)
+    monkeypatch.setattr(NameGenerator, "generate", lambda self: "atlas-guest")
+    existing = {"taken"}
+
+    assert generator.unique(existing) == "atlas-guest"
+    assert "atlas-guest" in existing
+
+
+def test_name_generator_unique_returns_none_after_retries(monkeypatch) -> None:
+    generator = NameGenerator(max_attempts=2)
+    monkeypatch.setattr(NameGenerator, "generate", lambda self: "taken")
+    assert generator.unique({"taken"}) is None
+
+
+def test_name_generator_generate_normalizes_words(monkeypatch) -> None:
+    monkeypatch.setattr("ariadne.utils.name_generator.coolname.generate", lambda words: [" Atlas ", "", "Guest"])
+    generator = NameGenerator(words=3)
+    assert generator.generate() == "atlas-guest"