Twemoji for Chrome

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Twemoji for Chrome",
  "description": "Replaces default emojis with Twemoji. Enables your browser to display colored emojis if your OS does not support it.",
  "version": "0.0.8",
  "icons": {
    "16": "logo/logo-16.png",
    "48": "logo/logo-48.png",
    "128": "logo/logo-128.png"
  },
  "permissions": [
    "activeTab",
    "scripting",
    "storage"
  ],
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "run_at": "document_start",
      "js": [
        "twemoji.min.js",
        "TwemojiForChrome.js"
      ],
      "css": [
        "TwemojiForChrome.css"
      ]
    }
  ],
  "action": {
    "default_icon": {
      "16": "logo/logo-16.png",
      "48": "logo/logo-48.png",
      "128": "logo/logo-128.png"
    },
    "default_title": "Click me to manage emojis for the current tab"
  },
  "background": {
    "service_worker": "background.js"
  },
  "options_ui": {
    "page": "o_Options.html",
    "open_in_tab": true
  },
  "web_accessible_resources": [
    {
      "resources": [
        "o_Options.html",
        "options.js",
        "o_Help.html"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}