Examine source code of BLUE HYBRID EDITOR

{
  "manifest_version": 3,
  "name": "BLUE HYBRID EDITOR",
  "version": "1.1.1",
  "description": "Dual CSS and HTML editor with auto-save for SpaceHey.",
  "author": "hugooae",
  "permissions": [
    "storage"
  ],
  "action": {
    "default_icon": "icon_with_background_128x128.jpg"
  },
  "icons": {
    "128": "icon_with_background_128x128.jpg"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.spacehey.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "icon_with_background_128x128.jpg"
      ],
      "matches": [
        "*://*.spacehey.com/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "blue-hybrid-editor@hugooae.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}