Adding the `dfx.json` file #25

	name: Check and Test
	on: [pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	rust: [ 1.66.1 ]

	steps:
	- uses: actions/checkout@v2

	# This is needed for building state-machine-tests
	- name: Install proto
	run: \|
	sudo apt update
	sudo apt install -y protobuf-compiler libprotobuf-dev

	- name: Cache Cargo
	uses: actions/cache@v2
	with:
	path: \|
	~/.cargo/registry
	~/.cargo/git
	target
	key: ${{ matrix.build }}-cargo-${{ hashFiles('**/Cargo.lock') }}
	restore-keys: \|
	${{ matrix.build }}-cargo-

	- name: Install Rust
	run: \|
	rustup update ${{ matrix.rust }} --no-self-update
	rustup default ${{ matrix.rust }}
	rustup component add rustfmt
	rustup component add clippy

	- name: Check Format
	run: cargo fmt --all -- --check

	- name: Clippy
	run: cargo clippy --tests --benches -- -D clippy::all

	- name: Test
	run: cargo test
	env:
	RUST_BACKTRACE: 1

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