Rust

Try CI with --frozen #151

	name: Rust

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

	env:
	CARGO_TERM_COLOR: always
	RUSTFLAGS: -D warnings

	jobs:
	clippy:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	network: [client, server]
	# Camera and telescope have some special logic; other devices don't so we pick focuser as a random representative.
	device: [camera, telescope, focuser]
	include:
	# Also make sure that maximum configuration works as expected.
	- network: client,server
	device: all-devices

	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	- name: Cache Rust dependencies
	uses: Swatinem/rust-cache@v2
	- name: Clippy check
	run: cargo clippy --frozen --all --all-targets --features ${{ matrix.network }},${{ matrix.device }}

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