Examine source code of TypeLess

{
  "manifest_version": 3,
  "name": "__MSG_appName__",
  "version": "2.1.1",
  "description": "__MSG_appDescription__",
  "default_locale": "en",
  "permissions": [
    "storage",
    "activeTab",
    "scripting"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_title": "__MSG_popupTitle__",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "background": {
    "scripts": [
      "common.js",
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "common.js",
        "content.js"
      ],
      "all_frames": true,
      "run_at": "document_idle"
    }
  ],
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Ctrl+Shift+T"
      },
      "description": "__MSG_cmdOpenPopup__"
    },
    "paste-template-1": {
      "suggested_key": {
        "default": "Ctrl+Shift+1"
      },
      "description": "__MSG_cmdPaste1__"
    },
    "paste-template-2": {
      "suggested_key": {
        "default": "Ctrl+Shift+2"
      },
      "description": "__MSG_cmdPaste2__"
    },
    "paste-template-3": {
      "suggested_key": {
        "default": "Ctrl+Shift+3"
      },
      "description": "__MSG_cmdPaste3__"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "typeless@kaktusdev.net",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}