chore: sync running docker state

Commit the app code currently running in Docker, including scheduler, store status, journal reminder, maintenance mode, and Foodsharing API check updates. Remove generated runtime logs from version control and ignore local runtime captures.

package.json

@@ -19,6 +19,7 @@
     "react-dom": "18.2.0",
     "react-router-dom": "^7.9.5",
     "react-scripts": "5.0.1",
+    "socket.io-client": "^4.8.3",
     "uuid": "^11.0.3",
     "web-vitals": "^2.1.4"
   },
@@ -29,6 +30,7 @@
     "start": "react-scripts start",
     "build": "react-scripts build",
     "test": "react-scripts test",
+    "check:foodsharing-api": "node scripts/check-foodsharing-endpoints.js",
     "eject": "react-scripts eject"
   },
   "eslintConfig": {