adding some comments to yml, setting push trigger to client file #3

	name: Client
	on:
	push:
	# only trigger Client build if files in client folder have changed
	- client/**

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	# checkout repo so workspace can access it
	- uses: actions/checkout@v4

	# set up node
	- uses: actions/setup-node@v4
	with:
	node-version: 20.16.0

	# caching node modules to prevent installing each time
	# checks if package-lock.json has changed before running npm ci
	- name: Cache Dependencies
	id: cache
	uses: actions/cache@v4
	env:
	cache-name: cache-node-modules
	with:
	path: client/node_modules
	key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('client/package-lock.json') }}
	restore-keys: \|
	${{ runner.os }}-build-${{ env.cache-name }}-
	${{ runner.os }}-build-
	${{ runner.os }}-

	# install dep. if cache miss
	- name: Install Dependencies
	if: ${{ steps.cache.outputs.cache-hit != 'true' }}
	working-directory: ./client
	run: npm ci

	- name: List Node Modules
	working-directory: ./client
	run: npm list

	- name: Build Client
	working-directory: ./client
	run: npm run build

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