Examine source code of PDF Page Studio

{
  "manifest_version": 3,
  "name": "PDF Page Studio",
  "version": "0.1.0",
  "description": "Turn any web page into a clean PDF, print, or full-page screenshot. Edit, highlight, and annotate local PDFs.",
  "browser_specific_settings": {
    "gecko": {
      "id": "pdf-page-studio@sayak.dev",
      "strict_min_version": "115.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "activeTab",
    "scripting",
    "storage",
    "unlimitedStorage",
    "tabs",
    "downloads"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "action": {
    "default_popup": "popup/popup.html",
    "default_title": "PDF Page Studio",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "background": {
    "scripts": [
      "background/service-worker.js"
    ]
  },
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  },
  "web_accessible_resources": [
    {
      "resources": [
        "content/reader.css",
        "lib/Readability.js",
        "lib/pdf.min.js",
        "lib/pdf.worker.min.js",
        "editor/editor.html",
        "editor/editor.css",
        "editor/editor.js",
        "editor/pdf-editor.html",
        "editor/pdf-editor.css",
        "editor/pdf-editor.js",
        "icons/icon48.png"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}