Fixes

files/captive-portal.py

@@ -1,6 +1,7 @@
 import re
+import json
 
-from flask import Flask, abort, request, redirect
+from flask import Flask, abort, request, redirect, Response
 import nftables
 from pyroute2 import IPDB
 
@@ -72,7 +73,7 @@ def status():
         result['venue-info-url'] = app.config['VENUE_INFO_URL']
         result['seconds-remaining'] = mac_timeout // 1000
         result['can-extend-session'] = True
-    return result
+    return Response(json.dumps(result), mimetype='application/captive+json')
 
 @app.route('/api/login', methods=['POST'])
 def login():