Right Click Text Counter

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Right Click Text Counter",
  "description": "Display text length on context menu(right click menu)",
  "version": "1.0",
  "content_scripts": [
    {
      "all_frames": true,
      "matches": [
        "http://*/*",
        "https://*/*",
        "ftp://*/*"
      ],
      "js": [
        "src/content.js"
      ]
    }
  ],
  "background": {
    "service_worker": "src/background.js"
  },
  "permissions": [
    "contextMenus"
  ],
  "icons": {
    "96": "icons/icon_96.png"
  }
}