CI Setup #2

	name: CI Testing
	on: pull_request
	permissions: write-all

	jobs:
	lint-and-test:
	name: Run ESLint, TypeScript, and Tests
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- uses: actions/setup-node@v4
	with:
	node-version: 20
	cache: 'npm'

	- name: cache node modules
	id: cache-dep
	uses: actions/cache@v4
	env:
	cache-name: cache-node-modules
	with:
	path: node_modules
	key: ${{ runner.os }}-lint-${{ env.cache-name }}-${{ hashFiles('**/package-lock.json') }}

	- name: Install dependencies
	if: steps.cache-dep.outputs.cache-hit != 'true'
	run: npm ci

	- name: Collect changed files
	run: \|
	git diff ${{ github.event.pull_request.base.sha }} ${{ github.sha }} --diff-filter=ACM --name-only \| grep -E '\.(js\|jsx\|ts\|tsx)$' > ~/lintable_files \|\| true
	echo "Files to lint:"
	cat ~/lintable_files

	- name: Lint
	run: \|
	if [ -s ~/lintable_files ]; then
	npx eslint $(cat ~/lintable_files)
	else
	echo "No files to lint"
	fi

	- name: TypeScript Checker
	run: npx tsc --emitDeclarationsOnly

	- name: Run Tests
	run: npm run test

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