build: switch to prepare rather than postinstall

Author: John Campion

package.json

@@ -3,7 +3,7 @@
   "type": "module",
   "version": "0.2.1",
   "private": true,
-  "packageManager": "pnpm@8.1.0",
+  "packageManager": "pnpm@8.2.0",
   "description": "Starter repo for Typescript projects and NPM packages",
   "author": "John Campion",
   "license": "MIT",
@@ -40,7 +40,7 @@
     "lint": "eslint .",
     "lint:fix": "eslint . --fix",
     "format": "prettier --check --write .",
-    "postinstall": "npx simple-git-hooks",
+    "prepare": "npx simple-git-hooks",
     "test": "vitest run",
     "release": "changelogen --release --push && pnpm publish",
     "release:minor": "changelogen --release --minor --push && pnpm publish",