Examine source code of Free Screenshot Tool

{
  "name": "Free Screenshot Tool",
  "version": "1.1",
  "manifest_version": 3,
  "default_locale": "en",
  "description": "Professional screenshot tool with full page, selection, and scrolling capture capabilities",
  "permissions": [
    "activeTab",
    "storage",
    "downloads",
    "scripting",
    "tabs",
    "webNavigation"
  ],
  "author": "m.qayyum@live.com",
  "browser_specific_settings": {
    "gecko": {
      "id": "freescreenshottool_m.qayyum@live.com",
      "strict_min_version": "88.0"
    }
  },
  "host_permissions": [
    "<all_urls>"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_title": "Free Screenshot Tool"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "css": [
        "content.css"
      ],
      "run_at": "document_end"
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "icons": {
    "128": "icons/icon.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "icons/*",
        "assets/fonts/*",
        "options.js",
        "how-it-works.html"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self' 'unsafe-eval' 'unsafe-hashes' 'sha256-47mKTaMaEn1L3m5DAz9muidMqw636xxw7EFAK/YnPdg='; object-src 'self'; font-src 'self' data:;"
  }
}