start using pnpm for node dependencies #118

	name: node-ci

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	jobs:
	build:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	node-version: [22.x]

	steps:
	- uses: actions/checkout@v4
	- name: Install pnpm
	uses: pnpm/action-setup@v4
	- name: Use Node.js ${{ matrix.node-version }}
	uses: actions/setup-node@v4
	with:
	node-version: ${{ matrix.node-version }}
	cache: pnpm
	- name: Install dependencies
	run: npm ci
	- name: Build
	run: npm run build
	- name: Test
	run: npm run test
	- name: Prettier check
	run: npm run prettier:check

Provide feedback