Examine source code of Trovo Chat Enhancer

{
  "manifest_version": 2,
  "name": "Trovo Chat Enhancer",
  "version": "1.1.1",
  "description": "Plays a sound when you are @mentioned in the Trovo chat",
  "browser_action": {
    "default_icon": "./assets/cupcake-512.png"
  },
  "options_ui": {
    "page": "./dist/options/index.html",
    "open_in_tab": true,
    "chrome_style": false
  },
  "icons": {
    "16": "./assets/cupcake-512.png",
    "48": "./assets/cupcake-512.png",
    "128": "./assets/cupcake-512.png"
  },
  "permissions": [
    "storage",
    "*://trovo.live/*",
    "*://*.trovo.live/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://trovo.live/*",
        "*://*.trovo.live/*"
      ],
      "js": [
        "./dist/contentScripts/index.global.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "dist/contentScripts/style.css"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{f8108f69-b459-4ade-9dc0-f1a4671b3dd8}"
    }
  }
}