Examine source code of Vingman Browser Extension

{
  "manifest_version": 2,
  "name": "Vingman Browser Extension",
  "version": "1.0",
  "description": "Allows users to automatically customize their CVs and cover letter to job ads on main job advertising platforms.",
  "permissions": [
    "activeTab",
    "<all_urls>",
    "webRequest",
    "webRequestBlocking",
    "downloads",
    "tabs",
    "storage",
    "https://vingman.ai/*",
    "https://*/*",
    "http://*/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "addon@vingman.ai",
      "strict_min_version": "125.0"
    }
  },
  "browser_action": {
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "browser-polyfill.js",
      "background.js"
    ],
    "persistent": true
  },
  "externally_connectable": {
    "matches": [
      "https://vingman.ai/*"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "browser-polyfill.js",
        "content.js"
      ]
    }
  ]
}