feat(pnpm): pnpmでnodeのバージョンを指定する

https://pnpm.io/ja/npmrc#manage-package-manager-versions

.github/workflows/check.yaml

@@ -20,7 +20,6 @@ jobs:
       - uses: pnpm/action-setup@v4
       - uses: actions/setup-node@v4
         with:
-          node-version-file: package.json
           cache: pnpm
       - name: Install dependencies
         run: pnpm install --frozen-lockfile

.npmrc

@@ -1,2 +1,3 @@
 engine-strict=true
+use-node-version=20.17.0
 @jsr:registry=https://npm.jsr.io

package.json

@@ -4,9 +4,6 @@
 	"version": "0.0.1",
 	"private": true,
 	"packageManager": "[email protected]",
-	"engines": {
-		"node": ">=20.0.0 <21.0.0"
-	},
 	"scripts": {
 		"dev": "vite dev",
 		"build": "vite build",