Use `critical_section` crate. #50

	on:
	push:
	branches: [ staging, trying, master ]
	pull_request:

	name: CI

	jobs:
	ci-linux:
	runs-on: ubuntu-latest
	continue-on-error: ${{ matrix.experimental \|\| false }}
	strategy:
	matrix:
	rust: [stable, nightly]
	include:
	# Nightly is only for reference and allowed to fail
	- rust: nightly
	experimental: true

	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@master
	with:
	toolchain: ${{ matrix.rust }}

	- name: Check code (fs)
	run: cargo check --features fs

	- name: Check code (hs)
	run: cargo check --features hs

	- name: Check code (hs xcvrdly)
	run: cargo check --features "hs xcvrdly"

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