Examine source code of AO3 Editor

{
  "name": "AO3 Editor",
  "version": "1.1",
  "manifest_version": 2,
  "content_scripts": [
    {
      "matches": [
        "https://archiveofourown.org/*"
      ],
      "js": [
        "src/content.js"
      ]
    }
  ],
  "background": {
    "scripts": [
      "src/background.js"
    ]
  },
  "permissions": [
    "contextMenus",
    "storage"
  ],
  "options_ui": {
    "page": "src/options.html",
    "browser_style": true
  },
  "icons": {
    "48": "icons/ao3edit48.png",
    "128": "icons/ao3edit128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "366e86ede653f924da5245147285a4f61ffb4384@addon",
      "strict_min_version": "57.0"
    }
  },
  "page_action": {
    "default_icon": {
      "48": "icons/ao3edit48.png",
      "128": "icons/ao3edit128.png"
    },
    "default_popup": "src/popup.html",
    "show_matches": [
      "https://archiveofourown.org/*"
    ]
  }
}