{
  "name": "Переговорка",
  "short_name": "Room",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#f8f9fa",
  "theme_color": "#0066ff",
  "icons": [{
    "src": "https://via.placeholder.com/512x512/0066ff/ffffff?text=Room",
    "sizes": "512x512",
    "type": "image/png",
    "purpose": "any maskable"
  }]
}