fix: use nightly rustfmt in CI for consistent formatting #9

	name: CI

	on:
	push:
	branches: [m, "claude/**"]
	pull_request:
	branches: [m]

	env:
	CARGO_TERM_COLOR: always
	RUSTFLAGS: -Dwarnings

	jobs:
	check:
	name: cargo check
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@stable
	- uses: Swatinem/rust-cache@v2
	- run: cargo check --workspace --all-targets

	test:
	name: cargo test
	runs-on: ubuntu-latest
	needs: check
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@stable
	- uses: Swatinem/rust-cache@v2
	- run: cargo test --workspace

	clippy:
	name: clippy
	runs-on: ubuntu-latest
	needs: check
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@stable
	with:
	components: clippy
	- uses: Swatinem/rust-cache@v2
	- run: cargo clippy --workspace --all-targets -- -D warnings

	fmt:
	name: rustfmt
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@nightly
	with:
	components: rustfmt
	- run: cargo +nightly fmt --all -- --check
	env:
	RUSTFLAGS: ""

	doc:
	name: cargo doc
	runs-on: ubuntu-latest
	needs: check
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@stable
	- uses: Swatinem/rust-cache@v2
	- run: cargo doc --workspace --no-deps
	env:
	RUSTDOCFLAGS: -Dwarnings

	msrv:
	name: minimum supported rust version
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@1.85.0
	- uses: Swatinem/rust-cache@v2
	- run: cargo check --workspace

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