[Gen AI] middle ware to allow UI calls.

src/reviewsense/api/routes.py

@@ -7,6 +7,14 @@ from reviewsense.services.ReviewService import ReviewService
 router = APIRouter()
 review_service = ReviewService()
 
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["http://localhost:3000"],
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
 @router.post("/calculate_ratings/", response_model=Dict[str, Optional[float]])
 async def calculate_ratings(input_data: ProductReviewInput):
     """