Examine source code of CopyLinks Plus Plus

{
  "manifest_version": 2,
  "name": "__MSG_appName__",
  "version": "2.3.0",
  "description": "__MSG_appDesc__",
  "default_locale": "en_US",
  "applications": {
    "gecko": {
      "id": "@copylinksplusplus",
      "strict_min_version": "63.0"
    }
  },
  "icons": {
    "48": "img/copylinks.svg",
    "96": "img/copylinks.svg"
  },
  "permissions": [
    "<all_urls>",
    "activeTab",
    "tabs",
    "contextMenus",
    "clipboardWrite",
    "storage",
    "notifications"
  ],
  "browser_action": {
    "browser_style": true,
    "default_icon": {
      "19": "img/copylinks.svg",
      "38": "img/copylinks.svg"
    },
    "default_title": "__MSG_appButtonDesc__"
  },
  "commands": {
    "quickAction": {
      "description": "__MSG_quickAction__",
      "suggested_key": {
        "default": "Alt+Z"
      }
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "js/content-script.js"
      ]
    }
  ],
  "background": {
    "scripts": [
      "js/common.js",
      "js/background.js"
    ]
  },
  "options_ui": {
    "browser_style": true,
    "page": "options/options.html",
    "open_in_tab": true
  }
}