Examine source code of Gmailytics — Gmail Cleanup & Unsubscribe

{
  "manifest_version": 3,
  "name": "Gmailytics — Gmail Cleanup & Unsubscribe",
  "version": "1.0.7",
  "description": "See who fills your inbox. Batch trash or archive by sender — in one click.",
  "permissions": [
    "storage",
    "alarms",
    "identity"
  ],
  "host_permissions": [
    "https://gmailytics.com/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://gmailytics.com/dashboard*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_start"
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_popup": "src/popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    },
    "default_title": "Gmailytics"
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "gmailytics@gmailytics.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "personallyIdentifyingInfo",
          "authenticationInfo",
          "personalCommunications"
        ]
      }
    }
  }
}