feat: enhance service status reporting with JSON output and add related tests

scripts/aiw/services.py

@@ -363,6 +363,16 @@ def status_service(profile: str, ref: ServiceRef) -> None:
     print(f"{ref.name}: {status['status']} pid={status['pid'] or '-'} ({status['health']['detail']})")
 
 
+def status_report(profile: str, refs: list[ServiceRef]) -> dict[str, Any]:
+    """Return lightweight machine-readable live service state."""
+    return {
+        "profile": profile,
+        "workspace": str(ROOT),
+        "runtime": str(RUNTIME_DIR),
+        "services": [service_status(profile, ref) for ref in refs],
+    }
+
+
 def tail_log(profile: str, service: str, lines: int) -> None:
     path = log_path(profile, service)
     if not path.is_file():
@@ -480,8 +490,11 @@ def main() -> None:
         for ref in refs:
             start_service(args.profile, ref, manifest, started)
     elif args.action == "status":
-        for ref in refs:
-            status_service(args.profile, ref)
+        if args.json:
+            print(json.dumps(status_report(args.profile, refs), ensure_ascii=False, indent=2, sort_keys=True))
+        else:
+            for ref in refs:
+                status_service(args.profile, ref)
     elif args.action == "logs":
         if not args.services:
             raise SystemExit("logs requires at least one service name")