Refactor code structure for improved readability and maintainability

tests/conftest.py

@@ -62,9 +62,26 @@ async def test_session(test_engine: Any) -> AsyncGenerator[AsyncSession, None]:
 
 
 @pytest_asyncio.fixture
-async def test_app(test_session: AsyncSession) -> FastAPI:
+async def test_app(test_session: AsyncSession):
     """Create a test FastAPI application."""
-    app = create_app()
+    from fastapi import FastAPI
+    from fastapi.middleware.cors import CORSMiddleware
+
+    from app.api import api_router
+    from app.middleware.logging import LoggingMiddleware
+
+    # Create FastAPI app directly for testing (without Socket.IO)
+    app = FastAPI()
+
+    app.add_middleware(
+        CORSMiddleware,
+        allow_origins=["http://localhost:8001"],
+        allow_credentials=True,
+        allow_methods=["*"],
+        allow_headers=["*"],
+    )
+    app.add_middleware(LoggingMiddleware)
+    app.include_router(api_router)
 
     # Override the database dependency
     async def override_get_db() -> AsyncGenerator[AsyncSession, None]:
@@ -76,7 +93,7 @@ async def test_app(test_session: AsyncSession) -> FastAPI:
 
 
 @pytest_asyncio.fixture
-async def test_client(test_app: FastAPI) -> AsyncGenerator[AsyncClient, None]:
+async def test_client(test_app) -> AsyncGenerator[AsyncClient, None]:
     """Create a test HTTP client."""
     async with AsyncClient(
         transport=ASGITransport(app=test_app),