Examine source code of HTMLPicker - HTML Color Picker

{
  "manifest_version": 3,
  "name": "__MSG_extName__",
  "short_name": "__MSG_extShortName__",
  "description": "__MSG_extDescription__",
  "version": "1.0.4",
  "default_locale": "en",
  "permissions": [
    "activeTab",
    "storage",
    "scripting"
  ],
  "background": {
    "scripts": [
      "entrypoints/background/service-worker.js"
    ],
    "type": "module"
  },
  "action": {
    "default_popup": "entrypoints/popup/popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "host_permissions": [
    "<all_urls>"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "entrypoints/content/content-script.js"
      ],
      "css": [
        "entrypoints/picker/element-picker.css"
      ],
      "run_at": "document_idle"
    }
  ],
  "options_page": "entrypoints/options/options.html",
  "commands": {
    "hpk-pick-element": {
      "suggested_key": {
        "default": "Alt+P",
        "mac": "Alt+P"
      },
      "description": "__MSG_commandPickElement__"
    },
    "hpk-page-palette": {
      "suggested_key": {
        "default": "Alt+Shift+P",
        "mac": "Alt+Shift+P"
      },
      "description": "__MSG_commandPagePalette__"
    },
    "hpk-screenshot": {
      "suggested_key": {
        "default": "Alt+S",
        "mac": "Alt+S"
      },
      "description": "__MSG_commandScreenshot__"
    }
  },
  "sidebar_action": {
    "default_title": "__MSG_extShortName__",
    "default_panel": "entrypoints/sidebar/sidebar.html",
    "default_icon": "icons/icon-32.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "htmlpicker@htmlpicker.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}