add new imports

multi_llm_chatbot_backend/app/api/routes/__init__.py

@@ -5,6 +5,7 @@ from .sessions import router as session_router
 from .provider import router as provider_router
 from .debug import router as debug_router
 from .root import router as root_router
+from .phd_canvas import router as canvas_router
 
 router = APIRouter()
 router.include_router(chat_router)
@@ -13,3 +14,4 @@ router.include_router(session_router)
 router.include_router(provider_router)
 router.include_router(debug_router)
 router.include_router(root_router)
+router.include_router(canvas_router)

multi_llm_chatbot_backend/app/core/database.py

@@ -27,10 +27,19 @@ async def connect_to_mongo():
         
         # Test connection
         await db.client.admin.command('ping')
+
+        # Create indexes for better performance
+
         logger.info(f"Successfully connected to MongoDB database: {db_name}")
         
         # Create indexes for better performance
         await create_indexes()
+        try:
+            from app.core.canvas_database import setup_canvas_collections
+            await setup_canvas_collections(db)  # Pass db directly
+            logger.info("Canvas database initialization completed")
+        except Exception as canvas_error:
+            logger.error(f"Canvas database initialization failed: {canvas_error}")
         
     except ConnectionFailure as e:
         logger.error(f"Failed to connect to MongoDB: {e}")