some fixes

src/core/SerieScanner.py

@@ -35,6 +35,7 @@ from src.core.providers.base_provider import Loader
 
 if TYPE_CHECKING:
     from sqlalchemy.ext.asyncio import AsyncSession
+
     from src.server.database.models import AnimeSeries
 
 logger = logging.getLogger(__name__)
@@ -549,7 +550,7 @@ class SerieScanner:
             Created or updated AnimeSeries instance, or None if unchanged
         """
         from src.server.database.service import AnimeSeriesService
-        
+
         # Check if series already exists
         existing = await AnimeSeriesService.get_by_key(db, serie.key)
         

src/core/entities/SerieList.py

@@ -23,6 +23,7 @@ from src.core.entities.series import Serie
 
 if TYPE_CHECKING:
     from sqlalchemy.ext.asyncio import AsyncSession
+
     from src.server.database.models import AnimeSeries
 
 
@@ -147,7 +148,7 @@ class SerieList:
                     print(f"Added series: {result.name}")
         """
         from src.server.database.service import AnimeSeriesService
-        
+
         # Check if series already exists in DB
         existing = await AnimeSeriesService.get_by_key(db, serie.key)
         if existing:
@@ -262,7 +263,7 @@ class SerieList:
                 print(f"Loaded {count} series from database")
         """
         from src.server.database.service import AnimeSeriesService
-        
+
         # Clear existing in-memory data
         self.keyDict.clear()
         

src/server/fastapi_app.py

@@ -51,6 +51,15 @@ async def lifespan(app: FastAPI):
     try:
         logger.info("Starting FastAPI application...")
         
+        # Initialize database first (required for migration and other services)
+        try:
+            from src.server.database.connection import init_db
+            await init_db()
+            logger.info("Database initialized successfully")
+        except Exception as e:
+            logger.error("Failed to initialize database: %s", e, exc_info=True)
+            raise  # Database is required, fail startup if it fails
+        
         # Load configuration from config.json and sync with settings
         try:
             from src.server.services.config_service import get_config_service
@@ -128,6 +137,14 @@ async def lifespan(app: FastAPI):
     except Exception as e:
         logger.error("Error stopping download service: %s", e, exc_info=True)
     
+    # Close database connections
+    try:
+        from src.server.database.connection import close_db
+        await close_db()
+        logger.info("Database connections closed")
+    except Exception as e:
+        logger.error("Error closing database: %s", e, exc_info=True)
+    
     logger.info("FastAPI application shutdown complete")