Examine source code of DomainPad

{
  "manifest_version": 3,
  "name": "DomainPad",
  "version": "1.0.2",
  "description": "A minimal, domain-specific floating note pad with Obsidian-style Markdown editor.",
  "permissions": [
    "storage",
    "activeTab"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "bilgekaanhece@proton.me",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": [],
        "description": "This extension stores notes locally using browser.storage.local. No data is collected or sent to external servers."
      }
    }
  },
  "icons": {
    "48": "icon.png",
    "96": "icon.png",
    "128": "icon.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "css": [
        "styles.css"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "editor.html",
        "editor.js",
        "dist/*",
        "icon.png"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}