Right-click contenteditable

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Right-click contenteditable",
  "version": "1.1",
  "description": "Right click on an element and press \"Add contenteditable\" to add a contenteditable attribute to it. Click again to remove it.",
  "author": "Paulius Sasnauskas",
  "manifest_version": 3,
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "permissions": [
    "contextMenus"
  ],
  "background": {
    "service_worker": "service_worker.js",
    "type": "module"
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "main.js"
      ]
    }
  ]
}