Merge pull request #56 from argotorg/restructure-code #63

	name: Haskell CI

	on:
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]

	permissions:
	contents: read

	jobs:
	build:

	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- name: Set up GHC
	uses: haskell-actions/setup@v2
	id: setup
	with:
	ghc-version: '9.8.2'
	cabal-version: '3.10'

	- name: Configure the build
	run: \|
	cabal configure --enable-tests --enable-benchmarks --disable-documentation
	cabal build all --dry-run
	# The last step generates dist-newstyle/cache/plan.json for the cache key.

	- name: Restore cached dependencies
	uses: actions/cache/restore@v4
	id: cache
	env:
	key: ${{ runner.os }}-ghc-${{ steps.setup.outputs.ghc-version }}-cabal-${{ steps.setup.outputs.cabal-version }}
	with:
	path: ${{ steps.setup.outputs.cabal-store }}
	key: ${{ env.key }}-plan-${{ hashFiles('**/plan.json') }}
	restore-keys: ${{ env.key }}-

	- name: Install dependencies
	# If we had an exact cache hit, the dependencies will be up to date.
	if: steps.cache.outputs.cache-hit != 'true'
	run: cabal build all --only-dependencies

	# Cache dependencies already here, so that we do not have to rebuild them should the subsequent steps fail.
	- name: Save cached dependencies
	uses: actions/cache/save@v4
	# If we had an exact cache hit, trying to save the cache would error because of key clash.
	if: steps.cache.outputs.cache-hit != 'true'
	with:
	path: ${{ steps.setup.outputs.cabal-store }}
	key: ${{ steps.cache.outputs.cache-primary-key }}

	- name: Build
	run: cabal build --enable-tests --enable-benchmarks all
	- name: Run tests
	run: cabal test all

Provide feedback