lint

CI test improvements #2612

	on:
	push:
	branches:
	- master
	pull_request:

	name: lint

	jobs:
	fmt:
	name: rust fmt
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Set profile
	run: rustup set profile minimal

	- name: Install protobuf compiler
	run: sudo apt-get update && sudo apt-get install -y protobuf-compiler

	- name: Install nightly toolchain
	run: rustup toolchain install nightly

	- name: Install stable toolchain
	run: rustup toolchain install stable

	- name: Add rustfmt
	run: rustup component add rustfmt --toolchain nightly

	- name: Add clippy
	run: rustup component add clippy --toolchain stable

	- name: Update toolchain
	run: rustup update

	- name: Check fmt
	run: cargo +nightly fmt --all -- --check

	- name: Clippy (main codebase with all features)
	run: cargo +stable clippy --all-features --lib --bins --tests -- -D warnings

	- name: Clippy (examples with default features only)
	run: cargo +stable clippy --examples -- -D warnings

	# - name: cargo install cargo-hack
	# uses: taiki-e/install-action@cargo-hack

	# - name: cargo hack
	# run: cargo hack --feature-powerset check

	- name: Check docs
	env:
	RUSTDOCFLAGS: "-D warnings"
	run: cargo +nightly doc --all-features --document-private-items --no-deps

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