fix(analyze_logs): scan-all-Modus funktionierte nicht

docker logs ohne Container-Argument schlägt fehl → 0 Treffer.
Jetzt: Loop über alle laufenden Container (docker ps), pro Match
Container-Name in sample_matches + containers_with_matches im
Output. Tool-Beschreibung angepasst.

src/tools.ts

@@ -85,7 +85,7 @@ export const TOOLS: ToolDef[] = [
           enum: ["error", "warn", "info"],
           description: "Log severity to scan for",
         },
-        container: str("Container name (optional, scans all if omitted)"),
+        container: str("Container name (optional, scans all running containers if omitted)"),
         since: str("Time filter (default 24h)"),
         scan_tail: int("Max lines to scan (default 1000)"),
         max_results: int("Max sample matches (default 50)"),