Examine source code of CRX Source Viewer

{
  "manifest_version": 3,
  "name": "__MSG_extName__",
  "version": "1.1.0",
  "description": "__MSG_extDescription__",
  "icons": {
    "16": "src/icons/icon16.png",
    "48": "src/icons/icon48.png",
    "128": "src/icons/icon128.png"
  },
  "action": {
    "default_icon": {
      "16": "src/icons/icon16.png",
      "48": "src/icons/icon48.png"
    },
    "default_popup": "src/popup.html",
    "default_title": "CRX Source Viewer"
  },
  "background": {
    "scripts": [
      "src/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://chromewebstore.google.com/*",
        "https://chrome.google.com/webstore/*",
        "https://addons.mozilla.org/*",
        "https://microsoftedge.microsoft.com/addons/*"
      ],
      "js": [
        "src/content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "permissions": [
    "storage",
    "tabs",
    "contextMenus",
    "downloads"
  ],
  "host_permissions": [
    "https://clients2.google.com/service/update2/crx*",
    "https://clients2.googleusercontent.com/crx/download/*",
    "https://addons.mozilla.org/*",
    "https://*.microsoft.com/*",
    "http://*.microsoft.com/*"
  ],
  "options_page": "src/options.html",
  "default_locale": "en",
  "browser_specific_settings": {
    "gecko": {
      "id": "crx-source-viewer@techinterval.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}