Update README.md

jiacai2050 · web-flow · commit 2cd72a9f1332 · 2025-08-12T14:30:26.000+08:00
diff --git a/README.md b/README.md
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+> [!IMPORTANT]
+> This project has been integrated into the [upstream repository](https://github.com/asdf-community/asdf-zig).
+>
+> Please use the upstream version for the latest updates and features.
+
+
 # asdf-zig
 
 [Zig](https://ziglang.org) plugin for asdf version manager
