Examine source code of Bluesky Bookmarks

{
  "manifest_version": 3,
  "name": "Bluesky Bookmarks",
  "description": "Adds a bookmark button to Bluesky posts",
  "version": "2.0.1",
  "action": {
    "default_popup": "index.html"
  },
  "icons": {
    "16": "images/logo-16.png",
    "32": "images/logo-32.png",
    "48": "images/logo-48.png",
    "128": "images/logo-128.png"
  },
  "content_scripts": [
    {
      "js": [
        "inject-button-firefox.js"
      ],
      "matches": [
        "*://*.bsky.app/*"
      ]
    }
  ],
  "permissions": [
    "storage"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "blueskybookmarks@haddle.dev"
    }
  }
}