Examine source code of HTML Live Preview

{
  "manifest_version": 3,
  "name": "HTML Live Preview",
  "version": "1.0.1",
  "description": "Live preview your HTML code inside the current webpage!",
  "extension_id": "html-live-preview",
  "icons": {
    "16": "icon16.png",
    "32": "icon32.png",
    "48": "icon48.png",
    "64": "icon64.png",
    "96": "icon96.png",
    "128": "icon128.png"
  },
  "permissions": [
    "scripting",
    "activeTab"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "action": {
    "default_icon": "icon128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "sidebar.html",
        "sidebar.css",
        "sidebar.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "html-live-preview@mubashar.dev",
      "strict_min_version": "58.0",
      "strict_max_version": "80.*"
    },
    "safari": {
      "strict_min_version": "14",
      "strict_max_version": "20"
    }
  }
}