feat: Enhance OAuth2 flow with temporary code exchange and update cookie handling

app/core/config.py

@@ -46,7 +46,6 @@ class Settings(BaseSettings):
     GOOGLE_CLIENT_SECRET: str = ""
     GITHUB_CLIENT_ID: str = ""
     GITHUB_CLIENT_SECRET: str = ""
-    OAUTH_REDIRECT_URL: str = "http://localhost:8001/auth/callback"
 
 
 settings = Settings()

app/core/dependencies.py

@@ -30,8 +30,8 @@ async def get_oauth_service(
 
 
 async def get_current_user(
-    access_token: Annotated[str | None, Cookie()],
     auth_service: Annotated[AuthService, Depends(get_auth_service)],
+    access_token: Annotated[str | None, Cookie()] = None,
 ) -> User:
     """Get the current authenticated user from JWT token in HTTP-only cookie."""
     try: