Examine source code of TechStack Identifier

{
  "manifest_version": 3,
  "name": "TechStack Identifier",
  "version": "2.5",
  "description": "Identifies web environments via meta-tags with profile-based configuration.",
  "browser_specific_settings": {
    "gecko": {
      "id": "{13c41688-2c03-4c21-9128-d6384fc52b1a}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "activeTab",
    "storage"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "icons": {
    "16": "img/icon_16.png",
    "32": "img/icon_32.png",
    "64": "img/icon_64.png"
  },
  "action": {
    "default_popup": "src/dialog/index.html"
  },
  "background": {
    "scripts": [
      "src/background.js"
    ]
  },
  "options_page": "src/settings/index.html",
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "src/content.js"
      ],
      "run_at": "document_end"
    }
  ]
}