Upgrade base64 to 0.22 #88

	name: ci
	on:
	pull_request:
	push:
	branches:
	- master
	jobs:
	test:
	name: test
	runs-on: ubuntu-latest
	strategy:
	matrix:
	rust: [1.57.0, stable]

	include:
	- rust: 1.57.0
	test_no_std: false
	- rust: 1.57.0
	test_no_std: true
	- rust: stable
	test_no_std: true
	fail-fast: false

	steps:
	- name: Checkout repository
	uses: actions/checkout@v3

	- name: Install Rust
	uses: dtolnay/rust-toolchain@master
	with:
	toolchain: ${{ matrix.rust }}
	components: rustfmt

	- name: Check without features
	run: cargo check --no-default-features

	- name: Run tests
	run: cargo test

	- name: Run tests using no_std
	if: matrix.test_no_std == true
	run: cargo test --no-default-features --features alloc

	bare-metal:
	# tests no alloc, no_std, no getrandom
	name: bare-metal
	runs-on: ubuntu-latest

	steps:
	- name: Checkout repository
	uses: actions/checkout@v3

	- name: Install Rust
	uses: dtolnay/rust-toolchain@master
	with:
	toolchain: stable
	targets: thumbv6m-none-eabi

	- name: Build
	run: cd examples/bare-metal; cargo build

	fmt:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- uses: dtolnay/rust-toolchain@master
	with:
	toolchain: stable

	- run: cargo fmt --all -- --check

	clippy:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- uses: dtolnay/rust-toolchain@master
	with:
	toolchain: 1.57.0
	components: clippy

	- run: cargo clippy -- -D warnings

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