ci: add workflows, add Rakefile #7

	# This CI job installs Crystal and shard dependencies, then executes `crystal spec` to run the test suite
	# More configuration options are available at https://crystal-lang.github.io/install-crystal/configurator.html

	name: Matrix Build

	on:
	workflow_dispatch:
	pull_request:
	push:
	branches:
	- master
	- dev

	concurrency:
	group: ${{ github.sha }}
	cancel-in-progress: true

	jobs:
	test:
	strategy:
	fail-fast: false
	matrix:
	include:
	- os: ubuntu-latest
	- os: macos-latest
	- os: windows-latest
	runs-on: ${{ matrix.os }}
	steps:
	- name: Download source
	uses: actions/checkout@v4
	- name: Install Crystal
	uses: crystal-lang/install-crystal@v1
	- name: Install shards
	run: shards install
	- name: Build
	run: rake upload
	- name: Upload Artifact
	uses: actions/upload-artifact@v5
	with:
	name: choose-dev-${{ matrix.os }}
	path: "upload/*"
	- name: Upload to Release
	if: startsWith(github.ref, 'refs/tags/v')
	uses: softprops/action-gh-release@v2
	with:
	files: "upload/*"

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