Examine source code of Secure Flow

{
  "manifest_version": 3,
  "name": "Secure Flow",
  "version": "1.0.6",
  "description": "Prevent accidental sharing with AI chatbots. Blocks emails, phone numbers, addresses, and API keys.",
  "author": "ZeroPoint Sec",
  "homepage_url": "https://zeropointsec.com",
  "browser_specific_settings": {
    "gecko": {
      "id": "ai-data-guardian@example.com",
      "strict_min_version": "109.0"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "storage",
    "activeTab"
  ],
  "host_permissions": [
    "*://chat.openai.com/*",
    "*://chatgpt.com/*",
    "*://claude.ai/*",
    "*://gemini.google.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://chat.openai.com/*",
        "*://chatgpt.com/*",
        "*://claude.ai/*",
        "*://gemini.google.com/*"
      ],
      "js": [
        "utils/storage.js",
        "content/detector.js",
        "content/ui.js",
        "content/interceptor.js"
      ],
      "css": [
        "styles/alert.css"
      ],
      "run_at": "document_end"
    }
  ],
  "action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    },
    "default_title": "Secure Flow - Protect Your Data"
  },
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  },
  "web_accessible_resources": [
    {
      "resources": [
        "styles/alert.css",
        "icons/icon48.png"
      ],
      "matches": [
        "*://chat.openai.com/*",
        "*://chatgpt.com/*",
        "*://claude.ai/*",
        "*://gemini.google.com/*"
      ]
    }
  ]
}