manifest.json

{
    "required_api_version": "^2.0.0",
    "name": "Emoji",
    "description": "Emoji extension",
    "developer_name": "Aleksandr Gornostal",
    "icon": "images/icon.png",
    "preferences": [
        {
            "id": "emoji_kw",
            "type": "keyword",
            "name": "Emoji",
            "default_value": "em"
        },
        {
            "id": "emoji_style",
            "type": "select",
            "name": "Emoji Style",
            "description": "Choose the style of emojis you prefer",
            "default_value":"twemoji",
            "options": [
                "apple",
                "twemoji",
                "noto",
                "blobmoji"
            ]
        },
        {
            "id": "fallback_emoji_style",
            "type": "select",
            "name": "Fallback Emoji Style",
            "description": "Choose the style of emojis you prefer, if your first pick isn't available",
            "default_value":"noto",
            "options": [
                "apple",
                "twemoji",
                "noto",
                "blobmoji"
            ]
        },
        {
            "id": "display_char",
            "type": "select",
            "name": "Display System Emoji",
            "description": "If yes, emojis in the search menu will appear to the right of their names, and will be rendered by the system's font.",
            "default_value": "no",
            "options": [
                "no",
                "yes"
            ]
        },
        {
            "id": "skin_tone",
            "type": "select",
            "name": "Skin Tone",
            "description": "Choose the skin tone for your emojis",
            "default_value": "👌 default",
            "options": [
                "👌 default",
                "👌🏻 light",
                "👌🏼 medium-light",
                "👌🏽 medium",
                "👌🏾 medium-dark",
                "👌🏿 dark"
            ]
        }
    ]
}