Examine source code of NATINFo Lex

{
  "manifest_version": 2,
  "name": "NATINFo Lex",
  "description": "Affiche les NATINF liés à un article de code sur Légifrance.",
  "version": "0.4.1",
  "author": "retiolus",
  "icons": {
    "16": "icons/natinfo-16.png",
    "32": "icons/natinfo-32.png",
    "48": "icons/natinfo-48.png",
    "64": "icons/natinfo-64.png",
    "128": "icons/natinfo-128.png"
  },
  "browser_action": {
    "default_icon": {
      "16": "icons/natinfo-16.png",
      "32": "icons/natinfo-32.png",
      "48": "icons/natinfo-48.png",
      "64": "icons/natinfo-64.png",
      "128": "icons/natinfo-128.png"
    },
    "default_title": "NATINFo Lex",
    "default_popup": "popup.html"
  },
  "permissions": [
    "storage",
    "clipboardWrite",
    "https://www.legifrance.gouv.fr/*",
    "https://legifrance.gouv.fr/*",
    "https://natinfo.app/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "natinfo-lex@retiolus",
      "strict_min_version": "115.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "collects_sensitive_data": false
      }
    },
    "gecko_android": {
      "id": "natinfo-lex@retiolus",
      "strict_min_version": "115.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "collects_sensitive_data": false
      }
    }
  },
  "data_collection_permissions": {
    "required": [
      "none"
    ],
    "collects_sensitive_data": false
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.legifrance.gouv.fr/codes/*",
        "https://legifrance.gouv.fr/codes/*"
      ],
      "js": [
        "constants.js",
        "ui.js",
        "content-script.js"
      ],
      "run_at": "document_idle"
    }
  ]
}