Examine source code of PDFCite

{
  "manifest_version": 3,
  "name": "PDFCite",
  "version": "1.0.2",
  "description": "The Most Accurate PDF AI Chat Extension",
  "browser_specific_settings": {
    "gecko": {
      "id": "info@pdfcite.com",
      "strict_min_version": "112.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "storage",
    "activeTab",
    "webNavigation",
    "webRequest",
    "webRequestBlocking",
    "tabs",
    "identity"
  ],
  "host_permissions": [
    "https://openrouter-proxy.albialymd.workers.dev/*",
    "https://www.googleapis.com/*"
  ],
  "background": {
    "scripts": [
      "background/background.js"
    ],
    "type": "module"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content/pdf-content.js"
      ],
      "run_at": "document_idle",
      "all_frames": true
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "pdf.worker.min.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    },
    {
      "resources": [
        "pdfjs/web/viewer.html",
        "pdfjs/web/viewer.css",
        "pdfjs/web/viewer.mjs",
        "pdfjs/web/viewer.mjs.map",
        "pdfjs/web/viewer-theme-override.css",
        "pdfjs/web/annotations-sidebar.css",
        "pdfjs/web/lucide-toolbar-icons.js",
        "pdfjs/web/toolbar-overflow.js",
        "pdfjs/web/filepath-handler.js",
        "pdfjs/web/keyboard-forwarder.js",
        "pdfjs/web/disable-free-highlight.js",
        "pdfjs/web/sentence-highlighter.js",
        "pdfjs/web/ai-modules/*",
        "pdfjs/web/images/*",
        "pdfjs/web/locale/*",
        "pdfjs/web/cmaps/*",
        "pdfjs/web/standard_fonts/*",
        "pdfjs/build/pdf.mjs",
        "pdfjs/build/pdf.mjs.map",
        "pdfjs/build/pdf.worker.mjs",
        "pdfjs/build/pdf.worker.mjs.map"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  }
}