Examine source code of PromptVigil

{
  "manifest_version": 3,
  "name": "PromptVigil",
  "version": "0.1.1",
  "description": "Protects AI chats from privacy leaks, suspicious links, prompt injection, and scam content.",
  "permissions": [
    "storage",
    "tabs",
    "scripting"
  ],
  "host_permissions": [
    "https://aipg-config-backend.onrender.com/*",
    "https://chatgpt.com/*",
    "https://chat.openai.com/*",
    "https://claude.ai/*",
    "https://www.copilot.com/*",
    "https://copilot.microsoft.com/*",
    "https://gemini.google.com/*",
    "https://grok.com/*",
    "https://grok.x.ai/*",
    "https://www.grok.com/*",
    "https://www.perplexity.ai/*"
  ],
  "background": {
    "scripts": [
      "background/firefox-loader.js"
    ]
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "action": {
    "default_title": "PromptVigil",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png"
    }
  },
  "options_page": "options.html",
  "content_scripts": [
    {
      "matches": [
        "https://chatgpt.com/*",
        "https://chat.openai.com/*",
        "https://claude.ai/*",
        "https://www.copilot.com/*",
        "https://copilot.microsoft.com/*",
        "https://gemini.google.com/*",
        "https://grok.com/*",
        "https://grok.x.ai/*",
        "https://www.grok.com/*",
        "https://www.perplexity.ai/*"
      ],
      "js": [
        "content/index.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "assets/*",
        "assets/pdfjs/*",
        "assets/pdfjs/cmaps/*",
        "assets/pdfjs/standard_fonts/*",
        "icons/*"
      ],
      "matches": [
        "https://chatgpt.com/*",
        "https://chat.openai.com/*",
        "https://claude.ai/*",
        "https://www.copilot.com/*",
        "https://copilot.microsoft.com/*",
        "https://gemini.google.com/*",
        "https://grok.com/*",
        "https://grok.x.ai/*",
        "https://www.grok.com/*",
        "https://www.perplexity.ai/*"
      ]
    }
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "extension@promptvigil.app",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": [
          "technicalAndInteraction",
          "websiteActivity"
        ]
      },
      "strict_min_version": "128.0"
    }
  }
}