feat: add CI workflows #2

	name: Build

	on:
	push:
	branches:
	- main
	pull_request:
	types:
	- opened
	- reopened
	- synchronize
	- ready_for_review
	branches:
	- main

	permissions:
	contents: read

	concurrency:
	group: ${{ github.workflow }}-${{ github.event_name == 'pull_request' && github.head_ref \|\| github.sha }}
	cancel-in-progress: true

	env:
	CARGO_TERM_COLOR: always
	RUSTFLAGS: --deny warnings

	jobs:
	generate-matrix:
	runs-on: ubuntu-latest
	outputs:
	commits: ${{ steps.commits.outputs.hashes }}
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0
	ref: ${{ github.event.pull_request.head.sha }}
	- name: Get all commit hashes
	id: commits
	run: \|
	echo "hashes=[$(git log -z --pretty=format:"'%H'," ${{ github.event.pull_request.base.sha }}..${{ github.event.pull_request.head.sha }} \| sed 's/.$//')]" >> "$GITHUB_OUTPUT"
	build:
	name: Build
	needs: generate-matrix
	strategy:
	matrix:
	commit: ${{ fromJson(needs.generate-matrix.outputs.commits) }}
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	ref: ${{ matrix.commit }}
	- name: Install toolchain and tools
	run: \|
	rustup toolchain install nightly --profile minimal
	rustup default nightly
	cargo install flip-link
	- name: Build
	run: cargo run --verbose --release
	- uses: actions/upload-artifact@v4
	with:
	name: Picoprog-Image
	path: target/thumbv6m-none-eabi/release/picoprog.uf2

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