add github actions CI #1

	name: Continuous Integration (rust)

	on:
	push:
	branches: [ "develop" ]
	# See docu here: https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#example-including-and-excluding-branches
	# it seems pretty similar to .gitignore
	paths:
	- '**'
	- '!**.md'
	pull_request:
	paths:
	- '**'
	- '!**.md'

	env:
	CARGO_TERM_COLOR: always
	RUST_BACKTRACE: full

	jobs:
	# builds and tests rust code, with --deny warnings. tests for dirty git
	build-and-test-rust:
	runs-on: ubuntu-latest

	env:
	RUSTFLAGS: --deny warnings

	steps:
	- uses: actions/checkout@v4
	- name: Rustup update
	run: cd rust && rustup update
	- name: Show cargo version
	run: cargo --version
	- name: rust build caching
	uses: Swatinem/rust-cache@v2
	with:
	workspaces: . -> target
	save-if: ${{ github.ref == 'refs/heads/develop' }}
	- name: Build Rust
	run: cargo check --verbose --locked
	- name: Test Rust
	run: cargo test --all --verbose --locked
	- name: Check dirty git
	uses: ./.github/actions/check-dirty-git

	# lints and checks formatting of rust code
	lint-rust:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4
	- name: Rustup update
	run: rustup update
	- name: Show cargo version
	run: cargo --version
	- name: rust build caching
	uses: Swatinem/rust-cache@v2
	with:
	key: lint
	workspaces: . -> target
	save-if: ${{ github.ref == 'refs/heads/develop' }}
	- name: Format
	run: cargo +nightly fmt -- --check
	- name: Clippy
	run: cargo clippy --all --all-features -- -D warnings

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