Added and fixed Create auction API endpoint. Added middleware, session-based authentication and logout endpoint

app/main.py

@@ -1,7 +1,7 @@
 from fastapi import FastAPI
 from sqlalchemy.ext.asyncio import AsyncEngine
 from contextlib import asynccontextmanager
-from app.routers import auth  # Assuming you have a router for auth logic
+from app.routers import auth, auctions  # Assuming you have a router for auth logic
 from app.database import engine
 from app.models import Base
 
@@ -23,6 +23,7 @@ app = FastAPI(lifespan=lifespan)
 
 # Register your API routes
 app.include_router(auth.router)
+app.include_router(auctions.router)
 
 @app.get("/")
 async def root():