Changed logic for auth token refresh

backend/src/main.py

@@ -196,6 +196,19 @@ async def logout(request: Request):
     return AuthController.logout()
 
 
+# Define the token refresh endpoint
+@app.post("/api/auth/refresh")
+async def refresh_token(request: Request):
+    """
+    Silently refresh the access token using the refresh token cookie.
+    This should be called by the frontend before the access token expires.
+
+    Returns:
+        dict: Success status and new expiration time.
+    """
+    return AuthController.refresh_token(request)
+
+
 # Define the protected endpoint (kept for API token-based access)
 @app.get("/api/protected", response_model=UserInfo)
 async def protected_endpoint(