Define pnpm version

Kathund · Kathund · commit 758a7dc654b0 · 2024-08-12T10:59:13.000+08:00
diff --git a/package.json b/package.json
@@ -10,6 +10,7 @@
   "engines": {
     "node": ">=16.6.0"
   },
+  "packageManager": "pnpm@9.7.0",
   "scripts": {
     "lint": "npx eslint src/",
     "lint:fix": "npx eslint src/ --fix",
