Examine source code of Markdown Preview & Converter

{
  "manifest_version": 3,
  "name": "Markdown Live Preview, MD Viewer & Converter",
  "version": "1.1.1",
  "description": "Live markdown preview as you type. MD file viewer, markdown to PDF and Word, plus PDF and Word to markdown. Offline.",
  "author": "Pintu Dabhi",
  "homepage_url": "https://markdownpreviewlive.com/",
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "action": {
    "default_title": "Open Markdown Studio",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "background": {
    "scripts": [
      "src/background.js"
    ]
  },
  "permissions": [
    "storage",
    "unlimitedStorage"
  ],
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Alt+Shift+M"
      },
      "description": "Open Markdown Studio"
    }
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'; style-src 'self' 'unsafe-inline'; img-src 'self' data: blob: https:; font-src 'self'; connect-src 'self'"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "markdown-live-preview@markdownpreviewlive.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}