The bot is used in group chats, where it includes all images that are send to the group and all messages that include `@logbot` or `logbot` or `logbot:`.
logbot @style<stylesheet>: Switch to another stylesheet. For example: logbot @style log. Available stylesheets include: log. See https://git.vvvvvvaria.org/varia/bots/ for examples.
logbot @font<font>: Switch to another font. For example: logbot @font font. Available fonts include: polsku, notcouriersans; or select None to switch back to default serif. See https://git.vvvvvvaria.org/varia/bots/ for examples.