補 AiderHeal 靜默失敗診斷

services/aider_heal_executor.py

@@ -142,8 +142,9 @@ def _http_get_json(url: str, timeout: int = 10) -> Optional[Dict[str, Any]]:
         resp = requests.get(url, timeout=timeout)
         if resp.status_code == 200:
             return resp.json()
+        logger.debug("[AiderHeal] health probe returned status=%s url=%s", resp.status_code, url)
     except Exception:
-        pass
+        logger.debug("[AiderHeal] health probe request failed url=%s", url, exc_info=True)
     return None
 
 
@@ -186,7 +187,7 @@ def _notify_telegram(message_html: str) -> None:
             "payload":    {"raw_message_html": message_html},
         }, admin_chat_ids=[TELEGRAM_CHAT_ID])
     except Exception:
-        pass
+        logger.warning("[AiderHeal] EventRouter notification dispatch failed", exc_info=True)
 
 
 def _git_cmd(