fix: add and download issue

src/server/services/download_service.py

@@ -84,12 +84,12 @@ class DownloadService:
         # Statistics tracking
         self._total_downloaded_mb: float = 0.0
         self._download_speeds: deque[float] = deque(maxlen=10)
+        
+        # Track if queue progress has been initialized
+        self._queue_progress_initialized: bool = False
 
         # Load persisted queue
         self._load_queue()
-        
-        # Initialize queue progress tracking
-        asyncio.create_task(self._init_queue_progress())
 
         logger.info(
             "DownloadService initialized",
@@ -97,7 +97,14 @@ class DownloadService:
         )
     
     async def _init_queue_progress(self) -> None:
-        """Initialize the download queue progress tracking."""
+        """Initialize the download queue progress tracking.
+        
+        This is called lazily when queue processing starts to ensure
+        the event loop is running and the coroutine can be properly awaited.
+        """
+        if self._queue_progress_initialized:
+            return
+            
         try:
             from src.server.services.progress_service import ProgressType
             await self._progress_service.start_progress(
@@ -106,6 +113,7 @@ class DownloadService:
                 title="Download Queue",
                 message="Queue ready",
             )
+            self._queue_progress_initialized = True
         except Exception as e:
             logger.error("Failed to initialize queue progress", error=str(e))
 
@@ -239,6 +247,9 @@ class DownloadService:
         Raises:
             DownloadServiceError: If adding items fails
         """
+        # Initialize queue progress tracking if not already done
+        await self._init_queue_progress()
+        
         created_ids = []
         
         try:
@@ -363,6 +374,9 @@ class DownloadService:
             DownloadServiceError: If queue processing is already active
         """
         try:
+            # Initialize queue progress tracking if not already done
+            await self._init_queue_progress()
+            
             # Check if download already active
             if self._active_download:
                 raise DownloadServiceError(

src/server/services/progress_service.py

@@ -157,7 +157,7 @@ class ProgressService:
             self._event_handlers[event_name] = []
 
         self._event_handlers[event_name].append(handler)
-        logger.debug("Event handler subscribed", event=event_name)
+        logger.debug("Event handler subscribed", event_type=event_name)
 
     def unsubscribe(
         self, event_name: str, handler: Callable[[ProgressEvent], None]
@@ -171,10 +171,13 @@ class ProgressService:
         if event_name in self._event_handlers:
             try:
                 self._event_handlers[event_name].remove(handler)
-                logger.debug("Event handler unsubscribed", event=event_name)
+                logger.debug(
+                    "Event handler unsubscribed", event_type=event_name
+                )
             except ValueError:
                 logger.warning(
-                    "Handler not found for unsubscribe", event=event_name
+                    "Handler not found for unsubscribe",
+                    event_type=event_name,
                 )
 
     async def _emit_event(self, event: ProgressEvent) -> None:
@@ -204,7 +207,7 @@ class ProgressService:
                     if isinstance(result, Exception):
                         logger.error(
                             "Event handler raised exception",
-                            event=event_name,
+                            event_type=event_name,
                             error=str(result),
                             handler_index=idx,
                         )