Update app.py

app.py

@@ -14,7 +14,7 @@ from dotenv import load_dotenv
 from flask import jsonify
 
 load_dotenv()
-API_URL = "https://1e23-171-51-140-223.ngrok-free.app "
+API_URL = "ttps://1611-223-233-35-112.ngrok-free.app  "
 API_URL_FILES = f"{API_URL}/file"
 API_URL_EMBEDDINGS = f"{API_URL}/embeddings"
 API_URL_METADATA = f"{API_URL}/metadata"