more lebensohl #11

	name: Cache Third Party Dependencies
	# This is separate from the other build action in the hope that it can cache
	# things on the main branch, which can thus be reused across multiple PRs. Per
	# https://github.com/actions/cache/blob/v3/tips-and-workarounds.md#use-cache-across-feature-branches
	# caches cannot be reused across feature branches, so we need a cache on the
	# main branch instead.

	on:
	pull_request:
	types:
	- closed

	permissions:
	contents: read

	jobs:
	build_when_merged:
	name: Build on ${{ matrix.os }}
	if: github.event.pull_request.merged == true # Don't run unless we merged
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os:
	- macos-latest
	- ubuntu-latest
	steps:
	- name: Cache third-party libraries
	uses: actions/cache@v4
	with:
	key: ${{ matrix.os }}-
	restore-keys: \|
	${{ matrix.os }}-
	path: \|
	~/.stack
	~/.local/bin
	- name: Check out code
	uses: actions/checkout@v4
	- name: Build project
	uses: freckle/stack-action@v5
	with:
	test: false

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