atlasbot: improve kb summary and metric phrasing

atlasbot/engine/answerer.py

@@ -2114,6 +2114,23 @@ def _format_direct_metric_line(line: str) -> str:
             if key in {"nodes total", "nodes_total"}:
                 return f"Atlas has {value} total nodes."
             return f"{key} is {value}."
+    if "=" in line:
+        pairs: list[str] = []
+        for part in line.split(","):
+            if "=" not in part:
+                continue
+            k, v = part.split("=", 1)
+            k = k.strip().replace("_", " ")
+            v = v.strip()
+            if not v:
+                continue
+            if k in {"nodes total", "nodes_total"}:
+                return f"Atlas has {v} total nodes."
+            pairs.append(f"{k} is {v}")
+        if pairs:
+            if len(pairs) == 1:
+                return f"{pairs[0]}."
+            return "; ".join(pairs) + "."
     return line
 
 

atlasbot/knowledge/loader.py

@@ -41,6 +41,10 @@ class KnowledgeBase:
             parts.append(f"Cluster: {cluster}.")
         if services:
             parts.append(f"Services indexed: {len(services)}.")
+        if isinstance(self._atlas, dict):
+            keys = [key for key in self._atlas.keys() if key not in {"sources"}]
+            if keys:
+                parts.append(f"Atlas keys: {', '.join(sorted(keys)[:8])}.")
         return " ".join(parts)
 
     def runbook_titles(self, *, limit: int = 5) -> str:
@@ -77,6 +81,9 @@ class KnowledgeBase:
         lines: list[str] = []
         if not self._base:
             return lines
+        summary = self.summary()
+        if summary:
+            lines.append(f"KB Summary: {summary}")
         # Prefer curated catalog JSON if present.
         if self._atlas:
             try: