Examine source code of Clear Cache & Hard Reload

{
  "manifest_version": 3,
  "name": "__MSG_extName__",
  "version": "0.0.8.2",
  "description": "__MSG_extDescription__",
  "default_locale": "en",
  "author": "Isaias Garcia",
  "homepage_url": "https://github.com/isaiasgv/ClearCache",
  "browser_specific_settings": {
    "gecko": {
      "id": "clearcache@isaiasgv",
      "strict_min_version": "112.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "browsingData",
    "tabs",
    "contextMenus",
    "scripting",
    "webRequest"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "action": {
    "default_title": "__MSG_actionTitle__",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Alt+Shift+R"
      },
      "description": "__MSG_commandClearOriginDescription__"
    },
    "clear-all-origins": {
      "suggested_key": {
        "default": "Alt+Shift+A"
      },
      "description": "__MSG_commandClearAllDescription__"
    },
    "clear-deep": {
      "suggested_key": {
        "default": "Alt+Shift+D"
      },
      "description": "__MSG_commandClearDeepDescription__"
    },
    "reload-all-tabs": {
      "suggested_key": {
        "default": "Alt+Shift+W"
      },
      "description": "__MSG_commandReloadAllTabsDescription__"
    },
    "reload-all-windows": {
      "description": "__MSG_commandReloadAllWindowsDescription__"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  }
}