Examine source code of Light MD Viewer

{
  "manifest_version": 3,
  "name": "Light MD Viewer",
  "version": "1.0.1",
  "description": "View and edit Markdown files directly in your browser with syntax highlighting, mermaid diagrams, and split editor.",
  "browser_specific_settings": {
    "gecko": {
      "id": "light-md-viewer@addons.mozilla.org",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "downloads"
  ],
  "host_permissions": [
    "file:///*/*.md",
    "file:///*/*.markdown",
    "file:///*/*.mdown"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "file:///*/*.md",
        "file:///*/*.markdown",
        "file:///*/*.mdown"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "viewer.js",
        "css/*",
        "lib/*"
      ],
      "matches": [
        "file:///*"
      ]
    }
  ]
}