CI: restructure workflows #1

	name: Test crate

	on:
	workflow_dispatch:
	pull_request:
	push:
	paths:
	- '.github/workflows/test.yml'
	- 'src/**.md'
	- '**.rs'
	- '**.lock'
	- '**.toml'

	# Declare default permissions as read only.
	permissions: read-all

	env:
	# Disable incremental compilation for faster from-scratch builds
	CARGO_INCREMENTAL: 0
	# Number of times to retry network errors
	CARGO_NET_RETRY: 10
	# Remove debug info to decrease the size of the ./target directory for caching efficiency
	CARGO_PROFILE_DEV_DEBUG: 0

	jobs:
	test:
	name: cargo nextest
	runs-on: ubuntu-latest
	timeout-minutes: 5
	strategy:
	fail-fast: false
	matrix:
	rust:
	- stable
	- beta
	- nightly
	- 1.81.0 # MSRV
	steps:
	- name: Install Rust toolchain with rustup
	uses: dtolnay/rust-toolchain@v1
	with:
	toolchain: ${{ matrix.rust }}

	- name: Check out repository
	uses: actions/checkout@v4
	with:
	persist-credentials: false

	- name: Use cargo cache
	uses: Swatinem/rust-cache@v2

	- name: Install nextest & cargo-llvm-cov
	uses: taiki-e/install-action@v2
	with:
	tool: nextest,cargo-llvm-cov

	- name: cargo nextest
	run: >
	cargo llvm-cov nextest
	--ignore-filename-regex tests
	--all-features
	--codecov
	--output-path codecov.json

	- name: Upload coverage to Codecov
	uses: codecov/codecov-action@v5
	with:
	token: ${{ secrets.CODECOV_TOKEN }}
	files: codecov.json

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