Examine source code of codefmt: code formatter and linter

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  "short_name": "codefmt",
  "version": "1.5.2",
  "description": "Format and lint JavaScript, Python, and HubL without leaving the editor you are already working in. No copy-paste.",
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    "contextMenus",
    "storage",
    "scripting"
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  "host_permissions": [
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    "https://*.zapier.com/*",
    "https://n8n.io/*",
    "https://*.n8n.io/*",
    "https://n8n.cloud/*",
    "https://*.n8n.cloud/*",
    "https://pipedream.com/*",
    "https://*.pipedream.com/*",
    "https://hubspot.com/*",
    "https://*.hubspot.com/*",
    "https://make.com/*",
    "https://*.make.com/*",
    "https://codefmt.dev/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://zapier.com/*",
        "https://*.zapier.com/*",
        "https://n8n.io/*",
        "https://*.n8n.io/*",
        "https://n8n.cloud/*",
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        "https://pipedream.com/*",
        "https://*.pipedream.com/*",
        "https://hubspot.com/*",
        "https://*.hubspot.com/*",
        "https://make.com/*",
        "https://*.make.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_start"
    }
  ],
  "icons": {
    "16": "icons/icon.svg",
    "32": "icons/icon.svg",
    "48": "icons/icon.svg",
    "128": "icons/icon.svg"
  },
  "action": {
    "default_icon": "icons/icon.svg",
    "default_popup": "popup.html",
    "default_title": "codefmt: format code (Ctrl+Shift+F in the editor)"
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'; base-uri 'self'; frame-ancestors 'none'"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "codefmt@codefmt.dev",
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      "data_collection_permissions": {
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    "gecko_android": {
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}