MapManager-Core v3.1.6

What's Changed

• 修改：更新3.1.5版本，对1.20.6的支持 by @Hanamizu2002 in #3
• Dev by @Hanamizu2002 in #4
• 3.1.6版本更新 by @Hanamizu2002 in #5
• 添加自动发布 by @Hanamizu2002 in #6
• Dev by @Hanamizu2002 in #7

Full Changelog: v3.1.5...3.1.6