Examine source code of Kalydian - XEFI

{
  "name": "Kalydian - XEFI",
  "description": "Extension Kalydian pour XEFI",
  "version": "1.7.1",
  "manifest_version": 3,
  "action": {
    "default_popup": "popup/index.html",
    "default_title": "Kalydian",
    "default_icon": "medias/icon_extensions.png"
  },
  "icons": {
    "16": "medias/icon_extensions.png",
    "48": "medias/icon_extensions.png",
    "128": "medias/icon_extensions.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content/page-bridge.js"
      ],
      "run_at": "document_start",
      "world": "MAIN",
      "all_frames": false
    },
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content/content.js"
      ],
      "run_at": "document_end",
      "all_frames": false
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "medias/logo.png",
        "content/page-bridge.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "background": {
    "scripts": [
      "background/background.js"
    ],
    "type": "module"
  },
  "permissions": [
    "cookies",
    "tabs",
    "storage",
    "alarms"
  ],
  "host_permissions": [
    "*://localhost/*",
    "*://*.xefi.fr/*",
    "*://*.kalydian.com/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "kalydian@kalydian.com",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "websiteActivity",
          "websiteContent"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  }
}