Full example for Ubuntu 20.04

curl https://build.opensuse.org/projects/home:manuelschneid3r/public_key | sudo apt-key add -
echo 'deb http://download.opensuse.org/repositories/home:/manuelschneid3r/xUbuntu_20.04/ /' | sudo tee /etc/apt/sources.list.d/home:manuelschneid3r.list
sudo wget -nv https://download.opensuse.org/repositories/home:manuelschneid3r/xUbuntu_20.04/Release.key -O "/etc/apt/trusted.gpg.d/home:manuelschneid3r.asc"
sudo apt update
sudo apt install albert

albert配置文件目录

~/.config/albert

# websearch 配置文件
cat ~/.config/albert/org.albert.extension.websearch/engines.json

[
    {
        "iconPath": "~/.config/albert/org.albert.extension.websearch/{91d1dbc6-63fb-46b8-a323-afaf3699b4c2}.",
        "name": "百度",
        "trigger": "bd",
        "url": "https://www.baidu.com/s?wd=%s"
    },
    {
        "iconPath": ":youtube",
        "name": "Youtube",
        "trigger": "yt ",
        "url": "https://www.youtube.com/results?search_query=%s"
    },
    {
        "iconPath": ":github",
        "name": "GitHub",
        "trigger": "gh ",
        "url": "https://github.com/search?utf8=✓&q=%s"
    }
]