Examine source code of SEO Web Analyzer

{
  "manifest_version": 3,
  "name": "SEO Analyzer",
  "version": "3.1.0",
  "description": "Free SEO checker extension with 50+ on-page checks: title, meta description, Open Graph, headings (H1-H6), internal & external links, image alt text, schema JSON-LD, Core Web Vitals via PageSpeed API, mobile audit, WCAG accessibility, AI-powered recommendations, batch URL analysis, competitor comparison, score monitoring, and export to PDF/CSV/JSON. AI-powered recommendations and Core Web Vitals via PageSpeed API require your own API keys.",
  "browser_specific_settings": {
    "gecko": {
      "id": "synligwebb@gmail.com",
      "strict_min_version": "113.0",
      "data_collection_permissions": {
        "required": [
          "browsingActivity",
          "websiteContent"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "113.0"
    }
  },
  "developer": {
    "name": "SynligWebb",
    "url": "mailto:synligwebb@gmail.com"
  },
  "permissions": [
    "activeTab",
    "webRequest",
    "scripting",
    "storage",
    "alarms",
    "notifications"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "shared/background/service-worker.js"
    ],
    "type": "module"
  },
  "action": {
    "default_icon": {
      "16": "shared/ui/icons/icon16.png",
      "32": "shared/ui/icons/icon32.png",
      "48": "shared/ui/icons/icon48.png",
      "128": "shared/ui/icons/icon128.png"
    },
    "default_title": "SEO Analyzer",
    "default_popup": "shared/ui/panel.html"
  },
  "sidebar_action": {
    "default_panel": "shared/ui/panel.html",
    "default_title": "SEO Analyzer",
    "default_icon": {
      "16": "shared/ui/icons/icon16.png",
      "32": "shared/ui/icons/icon32.png"
    }
  },
  "options_ui": {
    "page": "shared/ui/settings.html",
    "open_in_tab": true
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "shared/lib/browser-polyfill.min.js",
        "shared/utils/constants.js",
        "shared/utils/message-types.js",
        "shared/utils/dom-utils.js",
        "shared/utils/text-utils.js",
        "shared/utils/url-utils.js",
        "shared/utils/format-utils.js",
        "shared/analyzers/on-page-seo.js",
        "shared/analyzers/keyword-analysis.js",
        "shared/analyzers/readability-analysis.js",
        "shared/analyzers/links-analysis.js",
        "shared/analyzers/images-analysis.js",
        "shared/analyzers/schema-analysis.js",
        "shared/analyzers/technical-audit.js",
        "shared/analyzers/recommendations.js",
        "shared/analyzers/mobile-analysis.js",
        "shared/analyzers/accessibility-analysis.js",
        "shared/analyzers/internal-linking-analysis.js",
        "shared/analyzers/robots-sitemap-analysis.js",
        "shared/content/page-collector.js",
        "shared/content/highlighter.js",
        "shared/content/content-script.js"
      ],
      "css": [
        "shared/content/highlighter.css"
      ],
      "run_at": "document_idle"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "shared/i18n/locales/*.json"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "icons": {
    "16": "shared/ui/icons/icon16.png",
    "32": "shared/ui/icons/icon32.png",
    "48": "shared/ui/icons/icon48.png",
    "128": "shared/ui/icons/icon128.png"
  }
}