Examine source code of Voice Command: voice control and dictation

{
  "manifest_version": 3,
  "name": "Voice Command: voice control and dictation",
  "version": "1.0.8",
  "description": "VOICE COMMANDS and VOICE TYPING anywhere on the web. Ask AI, search, open bookmarks instantly. Supports OpenAI Whisper",
  "minimum_chrome_version": "116",
  "action": {
    "default_popup": "popup.3f80264e.html",
    "default_title": "Voice Command: voice control and dictation\n\n⌨️ Ctrl-Alt-Z (⌘-Shift-Z)",
    "default_icon": {
      "16": "icon-16.20da482a.png",
      "48": "icon-48.128077b4.png",
      "128": "icon-128.1e12a168.png",
      "144": "icon-144.2da9fe7d.png"
    }
  },
  "commands": {
    "toggle-popup": {
      "suggested_key": {
        "default": "Ctrl+Alt+Z",
        "mac": "Command+Shift+Z"
      },
      "description": "Open Voice Command"
    }
  },
  "background": {
    "scripts": [
      "background.27fcc628.js"
    ]
  },
  "permissions": [
    "clipboardWrite",
    "contextMenus",
    "storage",
    "search",
    "tabs"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "content_scripts": [
    {
      "js": [
        "content.2c6a35ca.js"
      ],
      "match_about_blank": true,
      "matches": [
        "<all_urls>"
      ],
      "css": []
    }
  ],
  "icons": {
    "16": "icon-16.20da482a.png",
    "48": "icon-48.128077b4.png",
    "128": "icon-128.1e12a168.png",
    "144": "icon-144.2da9fe7d.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "kalningngohcoamhhocjgjfkonmmlkmm@myextension.store",
      "strict_min_version": "109.0"
    }
  }
}