fix(rego-tunnel): Remove Traefik basic auth

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/rego-tunnel/config.json

@@ -6,7 +6,7 @@
   "dynamic_config": true,
   "id": "rego-tunnel",
   "description": "Cisco Secure Client VPN in Docker with noVNC web UI for accessing Rego environments. No VM overhead.",
-  "tipi_version": 4,
+  "tipi_version": 5,
   "version": "5.1.14.145",
   "categories": ["utilities"],
   "short_desc": "Cisco VPN tunnel to Rego environments (native Docker, no VM)",
@@ -65,15 +65,6 @@
       "required": false,
       "env_variable": "VNC_PASSWORD",
       "default": "cisco123"
-    },
-    {
-      "type": "text",
-      "label": "Basic Auth Users",
-      "hint": "Traefik basic auth users string (htpasswd format). Use generate-traefik-basicauth.sh to create.",
-      "placeholder": "user:$$apr1$$hash",
-      "required": false,
-      "env_variable": "BASICAUTH_USERS",
-      "default": ""
     }
   ],
   "supported_architectures": ["amd64"]