feat: wire NFO repair scan into app startup lifespan

src/server/fastapi_app.py

@@ -220,6 +220,7 @@ async def lifespan(_application: FastAPI):
             perform_initial_setup,
             perform_media_scan_if_needed,
             perform_nfo_scan_if_needed,
+            perform_nfo_repair_scan,
         )
         
         try:
@@ -273,6 +274,10 @@ async def lifespan(_application: FastAPI):
                 
                 # Run media scan only on first run
                 await perform_media_scan_if_needed(background_loader)
+
+                # Scan every series NFO on startup and repair any that are
+                # missing required tags by queuing them for background reload
+                await perform_nfo_repair_scan(background_loader)
             else:
                 logger.info(
                     "Download service initialization skipped - "