Examine source code of GitHub Release Downloads

{
  "name": "__MSG_appName__",
  "description": "__MSG_appDescription__",
  "version": "1.4.1",
  "manifest_version": 3,
  "icons": {
    "16": "images/icon16.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "default_locale": "en",
  "content_scripts": [
    {
      "matches": [
        "*://github.com/*"
      ],
      "js": [
        "scripts/contentscript.js"
      ],
      "css": [
        "styles/style.css"
      ],
      "run_at": "document_start",
      "all_frames": false
    }
  ],
  "permissions": [
    "scripting"
  ],
  "host_permissions": [
    "https://api.github.com/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{304d63ad-222b-46a0-8c59-5a22ab597bee}"
    }
  },
  "web_accessible_resources": [
    {
      "resources": [
        "scripts/injected.js"
      ],
      "matches": [
        "*://github.com/*"
      ]
    }
  ]
}