Add Traefik basicauth to docker-compose.json

Runtipi uses docker-compose.json, not .yml for labels.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

apps/rego-tunnel/docker-compose.json

@@ -114,6 +114,8 @@
       ],
       "isMain": true,
       "extraLabels": {
+        "traefik.http.middlewares.rego-tunnel-runtipi-auth.basicauth.users": "alexz:$$2y$$05$$nv5ygL66/LEYut3RBuslFuXBwHIDg1yKFmhB8B4Nyqd8GJnN4gy5u",
+        "traefik.http.routers.rego-tunnel-runtipi.middlewares": "rego-tunnel-runtipi-auth",
         "runtipi.managed": true
       }
     }