Add an integration test & update cynic to v3 #104

	name: Rust

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

	env:
	CARGO_INCREMENTAL: 0
	CARGO_TERM_COLOR: always
	CI: 1
	RUSTFLAGS: "-W rust-2021-compatibility -D warnings"
	RUST_BACKTRACE: short

	jobs:
	check-format:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: actions-rs/toolchain@v1
	with:
	profile: minimal
	toolchain: stable
	- name: Check formatting
	uses: actions-rs/cargo@v1
	with:
	command: fmt
	args: -- --check

	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- uses: actions-rs/toolchain@v1
	with:
	profile: minimal
	toolchain: stable
	- uses: Swatinem/rust-cache@v2
	- name: Build
	uses: actions-rs/cargo@v1
	with:
	command: build
	args: --all-features
	- name: Build tests
	uses: actions-rs/cargo@v1
	with:
	command: test
	args: --all-features --no-run
	- name: Run tests
	uses: actions-rs/cargo@v1
	with:
	command: test
	args: --all-features
	- name: Build examples
	uses: actions-rs/cargo@v1
	with:
	command: build
	args: --workspace --examples
	- name: Test examples
	uses: actions-rs/cargo@v1
	with:
	command: test
	args: --workspace --examples

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