add boilerplate and `json_obj_contains` #1

	name: CI

	on:
	push:
	branches:
	- main
	tags:
	- '**'
	pull_request: {}

	jobs:
	lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- uses: dtolnay/rust-toolchain@stable
	with:
	components: rustfmt, clippy

	- id: cache-rust
	uses: Swatinem/rust-cache@v2

	- uses: pre-commit/[email protected]
	with:
	extra_args: --all-files --verbose
	env:
	PRE_COMMIT_COLOR: always
	SKIP: test

	test:
	name: test rust-${{ matrix.rust-version }}
	strategy:
	fail-fast: false
	matrix:
	rust-version: [stable, nightly]

	runs-on: ubuntu-latest

	env:
	RUST_VERSION: ${{ matrix.rust-version }}

	steps:
	- uses: actions/checkout@v3

	- uses: dtolnay/rust-toolchain@master
	with:
	toolchain: ${{ matrix.rust-version }}

	- id: cache-rust
	uses: Swatinem/rust-cache@v2

	- uses: taiki-e/install-action@cargo-llvm-cov

	- run: cargo llvm-cov --all-features --lcov --output-path lcov.info

	- uses: codecov/codecov-action@v3
	with:
	files: lcov.info
	env_vars: RUST_VERSION

	# https://github.com/marketplace/actions/alls-green#why used for branch protection checks
	check:
	if: always()
	needs: [test, lint]
	runs-on: ubuntu-latest
	steps:
	- name: Decide whether the needed jobs succeeded or failed
	uses: re-actors/alls-green@release/v1
	with:
	jobs: ${{ toJSON(needs) }}

	release:
	needs: [check]
	if: "success() && startsWith(github.ref, 'refs/tags/')"
	runs-on: ubuntu-latest
	environment: release

	steps:
	- uses: actions/checkout@v2

	- name: install rust stable
	uses: dtolnay/rust-toolchain@stable

	- uses: Swatinem/rust-cache@v2

	- run: cargo publish
	env:
	CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}

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