プロフィールでUserNameの代わりにFullNameを表示

[vinothkannans (Vinoth Kannan)]

Discourse Avatar name_first_letter

This plugin adds the ability to use name_first_letter in site setting external system avatars url. The default value for external system avatars url is /letter_avatar_proxy/v2/letter/{first_letter}/{color}/{size}.png. This plugin allows you to use /letter_avatar_proxy/v2/letter/{name_first_letter}/{color}/{size}.png to have the avatar be the first letter of the name rather than username. If there is no name, the username is used. You must change the site setting for the plugin to have any …

それに対応するプラグインがあるようです。プラグインが古いので、最新のDiscourseバージョンとの互換性があるかはわかりません。