Trello plugin all-in-one - Truello

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Trello plugin all-in-one - Truello",
  "short_name": "Truello",
  "version": "2.0.0",
  "description": "Tired of having too many extensions for Trello? Add missing features in ONE Chrome extension: Card age, number, count and lable name",
  "author": "Derrick Qin",
  "permissions": [
    "tabs",
    "storage",
    "scripting"
  ],
  "content_scripts": [
    {
      "js": [
        "thirdPartyLib/moment.js",
        "truello.js"
      ],
      "run_at": "document_idle",
      "matches": [
        "https://trello.com/*"
      ]
    }
  ],
  "background": {
    "service_worker": "background.js"
  },
  "options_ui": {
    "page": "options.html"
  }
}