doc: update pnpm

HerringtonDarkholme · HerringtonDarkholme · commit 8f97bcd2a9de · 2026-04-14T23:51:18.000+08:00
diff --git a/website/guide/quick-start.md b/website/guide/quick-start.md
@@ -42,6 +42,9 @@ cargo install ast-grep --locked
 ```shell [npm]
 # install via npm
 npm i @ast-grep/cli -g
+
+# note, for pnpm, you many need manually approve postinstall script
+# pnpm approve-builds
 ```
 
 ```shell [pip]
