feat: Implement static login page and fix server errors

main.py

@@ -1,7 +1,7 @@
 from fastapi import FastAPI
 from starlette.middleware.sessions import SessionMiddleware
 from starlette.staticfiles import StaticFiles
-from starlette.responses import HTMLResponse
+from starlette.responses import FileResponse
 
 import models
 from database import engine
@@ -26,6 +26,5 @@ app.include_router(auth.router)
 app.add_middleware(SessionMiddleware, secret_key=settings.ENCRYPTION_KEY)
 
 @app.get("/")
-async def read_root() -> HTMLResponse:
-    with open("static/login.html") as f:
-        return HTMLResponse(content=f.read(), status_code=200)
+async def read_root():
+    return FileResponse("static/login.html")