Custom Fields for Google Calendar™

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Custom Fields for Google Calendar™",
  "description": "Create Custom Fields in Google Calender™",
  "version": "4.0",
  "background": {
    "service_worker": "background.js"
  },
  "content_scripts": [
    {
      "matches": [
        "https://calendar.google.com/calendar/u/0/r/eventedit/*",
        "https://calendar.google.com/calendar/*",
        "https://calendar.google.com/calendar/u/0/r",
        "https://calendar.google.com/calendar/u/0/r/eventedit?state=%5Bnull%2Cnull%2Cnull%2Cnull%2C%5B13%5D%5D"
      ],
      "js": [
        "common/env.js",
        "lib/jquery.js",
        "lib/exceljs.js",
        "lib/filesaver.js",
        "lib/pie-chart.js",
        "lib/quilljs-editor.js",
        "common/utils/utilities.js",
        "js/auth.js",
        "js/main.js",
        "js/editor.js",
        "js/viewer.js",
        "js/payments/subscription-info.js",
        "js/payments/subscription-expired.js",
        "js/payments/continue-without-saving.js"
      ],
      "css": [
        "css/main.css",
        "css/editor.css",
        "css/viewer.css",
        "css/input-fields.css",
        "css/icon.css",
        "css/quilljs-editor.css"
      ]
    }
  ],
  "action": {
    "default_icon": "img/icon.png",
    "default_popup": "pages/popup.html"
  },
  "icons": {
    "48": "img/icon.png",
    "128": "img/icon.png"
  },
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "https://calender.google.com/*"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "img/logo.png",
        "img/icon.png",
        "img/account.png",
        "img/bookmark.png",
        "img/icon.png",
        "img/icon.png",
        "img/btn-light.png",
        "img/btn-dark.png",
        "img/info.png",
        "img/survey.png",
        "img/feedbackimg.png",
        "img/logo-white.svg",
        "img/check-circle.svg",
        "img/right-arrow.svg",
        "icon.json"
      ],
      "matches": [
        "https://calendar.google.com/*"
      ]
    }
  ]
}