Bugs are fixed in the backend, it works now

web/backend/main.py

@@ -5,6 +5,7 @@ from fastapi.middleware.cors import CORSMiddleware
 
 from backend.config import settings
 from backend.api import upload, split, status, download
+from backend.api.websocket import router as websocket_router
 
 app = FastAPI(
     title="Audio Splitter Web API",
@@ -26,6 +27,7 @@ app.include_router(upload.router)
 app.include_router(split.router)
 app.include_router(status.router)
 app.include_router(download.router)
+app.include_router(websocket_router)
 
 
 @app.get("/")