Add elm-watch-lib #415

	name: Example minimal

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

	jobs:
	main:
	runs-on: ubuntu-latest

	defaults:
	run:
	working-directory: example-minimal

	steps:
	- uses: actions/checkout@v4

	- uses: actions/setup-node@v4
	with:
	node-version: 22

	# Build elm-watch so we can use it in this example repo.
	- name: Internal cache node_modules
	id: internal-cache-node_modules
	uses: actions/cache@v4
	with:
	path: node_modules
	key: internal-node_modules-ubuntu-latest-22-${{ hashFiles('package.json', 'package-lock.json') }}
	- name: Internal npm ci
	if: steps.internal-cache-node_modules.outputs.cache-hit != 'true'
	run: npm ci --no-audit
	working-directory: .
	- name: Internal build
	run: npm run build
	working-directory: .

	- name: Cache node_modules
	id: cache-node_modules
	uses: actions/cache@v4
	with:
	path: example-minimal/node_modules
	key: node_modules-${{ hashFiles('example-minimal/package.json', 'example-minimal/package-lock.json') }}

	- name: Cache ~/.elm
	uses: actions/cache@v4
	with:
	path: ~/.elm
	key: elm-${{ hashFiles('example-minimal/elm.json', 'example-minimal/elm-tooling.json') }}

	- if: steps.cache-node_modules.outputs.cache-hit != 'true'
	run: npm ci --no-audit
	env:
	NO_ELM_TOOLING_INSTALL: 1

	- run: npx elm-tooling install

	- run: npx elm-watch make --optimize

	- run: npx elm-format --validate src

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