Update app.py

app.py

@@ -4,10 +4,13 @@ import requests
 import uuid
 import json
 import os
+from werkzeug.middleware.proxy_fix import ProxyFix
 
 app = Flask(__name__, static_folder='static')
 app.secret_key = b'_5#y2L"F4Q8z\n\xec]/' # Change this key for secure deployment
 csrf = CSRFProtect(app)
+app.wsgi_app = ProxyFix(app.wsgi, x_for=1, x_proto=1, x_host=1, x_port=1)
+
 
 SESSION_DICT = {}