fix bd

backend/app/workers/trigger_runner.py

@@ -155,21 +155,34 @@ async def _fire_trigger(db, trigger: DeferredTrigger, session: Session, world: W
 
 
 async def main_loop():
-    """Main worker loop. Polls every N seconds for due triggers."""
+    """Main worker loop. Polls every N seconds for due triggers.
+
+    Resilient to transient DB errors: any error inside an iteration is logged
+    and the loop sleeps for a fallback interval before retrying, instead of
+    crashing the worker process.
+    """
     setup_logging()
     log.info("trigger_worker_started")
+    fallback_interval = 30  # used when settings table is unreadable
     while True:
+        interval = fallback_interval
         try:
             async with AsyncSessionLocal() as db:
                 enabled = await _get_setting(db, "triggers.enabled", True)
-                interval = int(await _get_setting(db, "triggers.check_interval", 30))
+                interval = int(await _get_setting(db, "triggers.check_interval", fallback_interval))
             if enabled:
                 fired = await check_and_fire_triggers()
                 if fired:
                     log.info("triggers_fired", count=fired)
         except Exception as e:
-            log.error("trigger_worker_iteration_failed", error=str(e))
-        await asyncio.sleep(max(5, int(await _get_setting_sleep())))
+            log.error("trigger_worker_iteration_failed", error=f"{type(e).__name__}: {e}")
+        # Always sleep with a safe positive interval; never let a DB error
+        # escape this loop and crash the worker.
+        try:
+            sleep_for = max(5, int(interval))
+        except Exception:
+            sleep_for = fallback_interval
+        await asyncio.sleep(sleep_for)
 
 
 async def _get_setting(db, key: str, default):