Examine source code of Weather Dashboard PG

{
  "manifest_version": 3,
  "name": "Weather Dashboard",
  "version": "1.0",
  "description": "Check current weather, 5-day forecast, and manage favorite cities.",
  "permissions": [
    "storage",
    "activeTab"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "48": "icon48.png",
      "128": "icon128.png"
    },
    "icons": {
      "48": "icon48.png",
      "128": "icon128.png"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "weather-dashboard@yourdomaigmail.com",
      "strict_min_version": "78.0"
    }
  }
}