Examine source code of S3 Explorer

{
  "manifest_version": 3,
  "name": "S3 Explorer",
  "version": "0.0.1",
  "description": "Browse and manage your AWS S3 buckets",
  "browser_specific_settings": {
    "gecko": {
      "id": "s3explorer@localhost",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "icons": {
    "16": "icon.svg",
    "48": "icon.svg",
    "128": "icon.svg"
  },
  "action": {
    "default_title": "S3 Explorer",
    "default_icon": "icon.svg"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "<all_urls>"
  ]
}