Examine source code of TypeMoji

{
  "manifest_version": 3,
  "name": "TypeMoji",
  "version": "1.0.1",
  "description": "Automatically suggests emojis based on the previous word typed in input fields.",
  "icons": {
    "16": "src/assets/icons/IconM-16x16.png",
    "32": "src/assets/icons/IconM-32x32.png",
    "48": "src/assets/icons/IconM-48x48.png",
    "96": "src/assets/icons/IconM-96x96.png",
    "128": "src/assets/icons/IconM-128x128.png"
  },
  "permissions": [
    "storage",
    "tabs"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "src/utils/storage.js",
        "src/data/emoji-data.js",
        "src/content/emoji-content.js"
      ],
      "css": [
        "src/content/emoji-popup.css"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "src/assets/icons/*.png"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "action": {
    "default_title": "TypeMoji Exclude URLs",
    "default_popup": "src/options/exclude.html"
  },
  "options_ui": {
    "page": "src/options/exclude.html",
    "open_in_tab": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "typemoji@typemoji.com"
    }
  }
}