Moved service initialization outside of the lifespan context manager

main.py

@@ -19,29 +19,23 @@ logger.add(
     serialize=False
 )
 
+# Initialize services first
+word_service = WordEmbeddingService(settings.model_url)
+visualization_service = VisualizationService(word_service)
+study_service = StudyService(word_service)
+
 @asynccontextmanager
 async def lifespan(app: FastAPI):
     # Startup
-    logger.info("Initializing services...")
+    logger.info("Starting up...")
     try:
-        # Initialize core services
-        word_service = WordEmbeddingService(settings.model_url)
-        visualization_service = VisualizationService(word_service)
-        study_service = StudyService(word_service)
-        
-        # Add services to app state
-        app.state.word_service = word_service
-        app.state.visualization_service = visualization_service
-        app.state.study_service = study_service
-        
-        logger.info("Services initialized successfully")
         yield
     except Exception as e:
         logger.error(f"Error during startup: {str(e)}")
         raise
     finally:
         # Cleanup
-        logger.info("Shutting down services...")
+        logger.info("Shutting down...")
 
 # Initialize FastAPI app
 app = FastAPI(
@@ -59,17 +53,17 @@ app.add_middleware(
     allow_headers=["*"],
 )
 
-# Include routers
+# Include routers with direct service injection
 app.include_router(
-    word.init_router(app.state.word_service),
+    word.init_router(word_service),
     tags=["word operations"]
 )
 app.include_router(
-    study.init_router(app.state.study_service),
+    study.init_router(study_service),
     tags=["study operations"]
 )
 app.include_router(
-    health.init_router(app.state.word_service),
+    health.init_router(word_service),
     tags=["health"]
 )