add cors policy

api.py

@@ -3,11 +3,19 @@ import shutil
 from fastapi.responses import HTMLResponse
 from fastapi.responses import FileResponse
 from fastapi.staticfiles import StaticFiles
+from starlette.middleware.cors import CORSMiddleware 
 import app as predictor
 from PIL import Image, ImageFilter
 
 app = FastAPI()
 
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],
+    allow_methods=["'GET'","'POST'"],
+    allow_headers=["*"]
+)
+
 app.mount("/view", StaticFiles(directory="view", html=True), name="view")
 app.mount("/public", StaticFiles(directory="public", html=True), name="public")