> For the complete documentation index, see [llms.txt](https://docs.nullcraft.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.nullcraft.org/activity.md).

# 羊毛活动

一些互联网羊毛，有需要的朋友可以尝试一下，虽然不多。