Examine source code of Jira Copy Issue

{
  "manifest_version": 3,
  "name": "Jira Copy Issue",
  "version": "0.9.0",
  "description": "Button in Jira pages which copies formatted issue fields using customizable templates.",
  "permissions": [
    "storage",
    "clipboardWrite",
    "activeTab"
  ],
  "host_permissions": [
    "https://*/browse/*"
  ],
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "64": "icons/icon64.png",
    "128": "icons/icon128.png"
  },
  "action": {
    "default_popup": "popup.html",
    "default_title": "Copy Jira Issue",
    "default_icon": {
      "128": "icons/icon128.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://*/browse/*"
      ],
      "js": [
        "constants.js",
        "utils.js",
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "options_page": "popup.html",
  "browser_specific_settings": {
    "gecko": {
      "id": "jira-copy-formatter@example.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}