Examine source code of Highlite

{
  "manifest_version": 2,
  "name": "__MSG_extName__",
  "description": "__MSG_extDescription__",
  "version": "0.10.3",
  "icons": {
    "16": "icon/16.png",
    "32": "icon/32.png",
    "48": "icon/48.png",
    "96": "icon/96.png",
    "128": "icon/128.png"
  },
  "default_locale": "en",
  "permissions": [
    "scripting",
    "activeTab",
    "downloads",
    "storage",
    "identity"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "highlite@get-highlite.app",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content-scripts/content.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "content-scripts/content.css"
  ],
  "browser_action": {
    "default_title": "__MSG_extName__"
  }
}