Trim Hex description to 300-char limit, bump Cargo to v0.2.0 #15

	name: CI

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

	env:
	CARGO_TERM_COLOR: always
	FORCE_RUSTYXML_BUILD: true
	CARGO_INCREMENTAL: 0

	permissions:
	contents: read

	jobs:
	test:

	name: Build and test
	runs-on: ubuntu-latest

	strategy:
	fail-fast: false
	matrix:
	include:
	- pair:
	elixir: 1.16
	otp: 25
	- pair:
	elixir: 1.17
	otp: 26
	- pair:
	elixir: 1.18
	otp: 27

	steps:
	- uses: actions/checkout@v4
	- name: Set up Elixir
	uses: erlef/setup-beam@v1
	with:
	elixir-version: ${{matrix.pair.elixir}}
	otp-version: ${{matrix.pair.otp}}
	- name: Restore Elixir dependencies cache
	uses: actions/cache@v4
	with:
	path: deps
	key: ${{ runner.os }}-mix-${{matrix.pair.elixir}}-${{matrix.pair.otp}}-${{ hashFiles('**/mix.lock') }}
	restore-keys: ${{ runner.os }}-mix-${{matrix.pair.elixir}}-${{matrix.pair.otp}}-
	- name: Restore Cargo cache
	uses: actions/cache@v4
	with:
	path: \|
	~/.cargo/registry/index/
	~/.cargo/registry/cache/
	~/.cargo/git/db/
	key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
	- name: Install dependencies
	run: mix deps.get
	- name: Check formatting
	run: mix format --check-formatted && cargo fmt --check --manifest-path native/rustyxml/Cargo.toml
	- name: Clippy
	run: cargo clippy --manifest-path native/rustyxml/Cargo.toml -- -D warnings
	- name: Cargo test
	run: cargo test --manifest-path native/rustyxml/Cargo.toml
	- name: Credo
	run: mix credo --strict
	- name: Run tests
	run: mix test

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