add cors

app/main.py

@@ -1,5 +1,14 @@
 from fastapi import FastAPI
 from .routers import auth, users, videos
+from fastapi.middleware.cors import CORSMiddleware
+
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
 
 app = FastAPI(title="Video Voting App",
     swagger_ui_parameters={"persistAuthorization": True})