Examine source code of JSON Formatter

{
  "manifest_version": 3,
  "minimum_chrome_version": "109",
  "name": "JSON Formatter",
  "version": "1.0.0",
  "description": "Auto-format raw JSON pages with a collapsible, syntax-highlighted tree view.",
  "author": "jdcoded",
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "permissions": [
    "storage"
  ],
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*",
        "file:///*"
      ],
      "js": [
        "src/content/flash-guard.js"
      ],
      "css": [
        "src/content/styles.css"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "http://*/*",
        "https://*/*",
        "file:///*"
      ],
      "js": [
        "src/content/index.js"
      ],
      "run_at": "document_end"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "json-formatter@jdcoded.github.io",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}