quality: publish bstein-home platform hygiene metrics

Jenkinsfile

@@ -269,6 +269,7 @@ spec:
             --suite "${SUITE_NAME}" \
             --job platform-quality-ci \
             --status ok \
+            --quality-report build/quality-gate.json \
             --junit build/junit-backend.xml build/junit-frontend-unit.xml build/junit-frontend-component.xml build/junit-frontend-e2e.xml
         '''
       }
@@ -282,6 +283,7 @@ spec:
             --suite "${SUITE_NAME}" \
             --job platform-quality-ci \
             --status failed \
+            --quality-report build/quality-gate.json \
             --junit build/junit-backend.xml build/junit-frontend-unit.xml build/junit-frontend-component.xml build/junit-frontend-e2e.xml
         '''
       }

testing/ci/publish_metrics.py

@@ -3,6 +3,7 @@ from __future__ import annotations
 """Command-line entry point for publishing CI test metrics."""
 
 import argparse
+import json
 from pathlib import Path
 
 from .summary import load_junit_summary, publish_quality_metrics
@@ -17,21 +18,40 @@ def _build_parser() -> argparse.ArgumentParser:
     parser.add_argument("--job", default="platform-quality-ci", help="Pushgateway job label")
     parser.add_argument("--status", choices=("ok", "failed"), required=True, help="Gate outcome")
     parser.add_argument("--junit", nargs="*", default=(), help="JUnit XML files to aggregate")
+    parser.add_argument("--quality-report", default="build/quality-gate.json", help="Quality gate JSON report")
     return parser
 
 
+def _load_quality_report(path: Path) -> tuple[float, int]:
+    """Read workspace coverage/LOC summary from the quality gate JSON output."""
+
+    if not path.exists():
+        return 0.0, 0
+    payload = json.loads(path.read_text(encoding="utf-8"))
+    coverage = payload.get("workspace_line_coverage_percent")
+    if not isinstance(coverage, (int, float)):
+        coverage = 0.0
+    source_lines = payload.get("source_lines_over_500")
+    if not isinstance(source_lines, int):
+        source_lines = 0
+    return float(coverage), int(source_lines)
+
+
 def main(argv: list[str] | None = None) -> int:
     """Parse arguments, aggregate JUnit files, and publish metrics."""
 
     parser = _build_parser()
     args = parser.parse_args(argv)
     summary = load_junit_summary(Path(path) for path in args.junit)
+    coverage_percent, source_lines_over_500 = _load_quality_report(Path(args.quality_report))
     publish_quality_metrics(
         gateway=args.gateway,
         suite=args.suite,
         job=args.job,
         status=args.status,
         summary=summary,
+        workspace_line_coverage_percent=coverage_percent,
+        source_lines_over_500=source_lines_over_500,
     )
     return 0
 

testing/ci/quality_gate.py

@@ -221,6 +221,41 @@ def check_coverage(
     return issues
 
 
+def compute_workspace_line_coverage(
+    paths: Iterable[Path],
+    *,
+    backend_report: Path,
+    frontend_report: Path,
+) -> float:
+    """Compute the mean line coverage percentage across managed coverage files."""
+
+    backend_cov = _load_backend_coverage(backend_report) if backend_report.exists() else {}
+    frontend_cov = _load_frontend_coverage(frontend_report) if frontend_report.exists() else {}
+    samples: list[float] = []
+
+    for path in paths:
+        if not path.exists():
+            continue
+        rel = path.relative_to(ROOT).as_posix() if path.is_absolute() else _normalize_key(str(path))
+        if rel.startswith("backend/"):
+            metrics = _coverage_lookup(backend_cov, rel)
+            if not metrics:
+                continue
+            samples.append(float(metrics.get("lines", 0.0)))
+        elif rel.startswith("frontend/"):
+            lookup = rel.split("frontend/", 1)[1]
+            metrics = _coverage_lookup(frontend_cov, lookup)
+            if not metrics:
+                continue
+            lines = metrics.get("lines")
+            if isinstance(lines, dict):
+                samples.append(float(lines.get("pct", 0.0)))
+
+    if not samples:
+        return 0.0
+    return round(sum(samples) / len(samples), 3)
+
+
 def _build_parser() -> argparse.ArgumentParser:
     parser = argparse.ArgumentParser(description="Run the repo's unified quality gate")
     parser.add_argument("--contract", default=str(DEFAULT_CONTRACT), help="Path to the JSON gate contract")
@@ -239,15 +274,30 @@ def run_gate(contract_path: Path, *, backend_coverage: Path, frontend_coverage:
     threshold = float(contract.get("coverage_threshold_pct", 95))
 
     issues: list[GateIssue] = []
-    issues.extend(check_file_sizes(managed_files, max_lines=max_lines))
-    issues.extend(check_docstrings(docstring_files))
-    issues.extend(check_coverage(coverage_files, backend_report=backend_coverage, frontend_report=frontend_coverage, threshold=threshold))
+    loc_issues = check_file_sizes(managed_files, max_lines=max_lines)
+    doc_issues = check_docstrings(docstring_files)
+    coverage_issues = check_coverage(
+        coverage_files,
+        backend_report=backend_coverage,
+        frontend_report=frontend_coverage,
+        threshold=threshold,
+    )
+    issues.extend(loc_issues)
+    issues.extend(doc_issues)
+    issues.extend(coverage_issues)
+    workspace_line_coverage = compute_workspace_line_coverage(
+        coverage_files,
+        backend_report=backend_coverage,
+        frontend_report=frontend_coverage,
+    )
     report = {
         "managed_files": [str(path.relative_to(ROOT)) for path in managed_files],
         "docstring_files": [str(path.relative_to(ROOT)) for path in docstring_files],
         "coverage_files": [str(path.relative_to(ROOT)) for path in coverage_files],
         "max_lines": max_lines,
         "coverage_threshold_pct": threshold,
+        "workspace_line_coverage_percent": workspace_line_coverage,
+        "source_lines_over_500": len(loc_issues),
         "issue_count": len(issues),
         "issues": [issue.__dict__ for issue in issues],
     }

testing/ci/summary.py

@@ -63,7 +63,15 @@ def read_pushgateway_counters(text: str, *, suite: str, job: str) -> dict[str, f
     return counters
 
 
-def render_payload(*, suite: str, ok: int, failed: int, summary: RunSummary) -> str:
+def render_payload(
+    *,
+    suite: str,
+    ok: int,
+    failed: int,
+    summary: RunSummary,
+    workspace_line_coverage_percent: float = 0.0,
+    source_lines_over_500: int = 0,
+) -> str:
     """Render the Pushgateway payload for the quality-gate counters."""
 
     return (
@@ -75,10 +83,23 @@ def render_payload(*, suite: str, ok: int, failed: int, summary: RunSummary) ->
         f'bstein_home_quality_gate_tests_total{{suite="{suite}",result="failed"}} {summary.failures}\n'
         f'bstein_home_quality_gate_tests_total{{suite="{suite}",result="error"}} {summary.errors}\n'
         f'bstein_home_quality_gate_tests_total{{suite="{suite}",result="skipped"}} {summary.skipped}\n'
+        "# TYPE platform_quality_gate_workspace_line_coverage_percent gauge\n"
+        f'platform_quality_gate_workspace_line_coverage_percent{{suite="{suite}"}} {workspace_line_coverage_percent:.3f}\n'
+        "# TYPE platform_quality_gate_source_lines_over_500_total gauge\n"
+        f'platform_quality_gate_source_lines_over_500_total{{suite="{suite}"}} {int(source_lines_over_500)}\n'
     )
 
 
-def publish_quality_metrics(*, gateway: str, suite: str, job: str, status: str, summary: RunSummary) -> None:
+def publish_quality_metrics(
+    *,
+    gateway: str,
+    suite: str,
+    job: str,
+    status: str,
+    summary: RunSummary,
+    workspace_line_coverage_percent: float = 0.0,
+    source_lines_over_500: int = 0,
+) -> None:
     """Publish run and test totals to Pushgateway."""
 
     gateway = gateway.rstrip("/")
@@ -89,7 +110,14 @@ def publish_quality_metrics(*, gateway: str, suite: str, job: str, status: str,
     else:
         counters["failed"] += 1
 
-    payload = render_payload(suite=suite, ok=int(counters["ok"]), failed=int(counters["failed"]), summary=summary)
+    payload = render_payload(
+        suite=suite,
+        ok=int(counters["ok"]),
+        failed=int(counters["failed"]),
+        summary=summary,
+        workspace_line_coverage_percent=workspace_line_coverage_percent,
+        source_lines_over_500=source_lines_over_500,
+    )
     req = urllib.request.Request(
         f"{gateway}/metrics/job/{job}/suite/{suite}",
         data=payload.encode("utf-8"),

testing/tests/test_publish_metrics.py

@@ -17,3 +17,5 @@ def test_load_junit_summary_combines_suites(tmp_path: Path) -> None:
     payload = render_payload(suite="bstein-home", ok=2, failed=0, summary=summary)
     assert 'platform_quality_gate_runs_total{suite="bstein-home",status="ok"} 2' in payload
     assert 'bstein_home_quality_gate_tests_total{suite="bstein-home",result="skipped"} 1' in payload
+    assert 'platform_quality_gate_workspace_line_coverage_percent{suite="bstein-home"} 0.000' in payload
+    assert 'platform_quality_gate_source_lines_over_500_total{suite="bstein-home"} 0' in payload