Fix SIGTERM handler for unix. #204

	name: Rust Backend Tests and Lints

	on:
	push:
	paths:
	# Run if workflow changes
	- '.github/workflows/rvoc-backend.yml'
	# Run on changed dependencies
	- '**/Cargo.toml'
	- '**/Cargo.lock'
	- '**/rust-toolchain.toml'
	# Run on changed source files
	- 'backend/rvoc-backend/src/**'
	pull_request:

	env:
	RUSTFLAGS: "-Dwarnings"

	jobs:
	rust_check:
	name: Rust check
	runs-on: ubuntu-latest

	strategy:
	fail-fast: true

	steps:
	- uses: actions/checkout@v3

	- name: Install toolchain
	uses: actions-rust-lang/setup-rust-toolchain@v1

	- name: cargo check
	run: cargo check --bins --tests

	rust_lint:
	name: Rust lint
	runs-on: ubuntu-latest
	needs: ["rust_check", "rust_format"]

	strategy:
	fail-fast: true
	matrix:
	toolchain: [null, "stable", "beta", "nightly"]

	steps:
	- uses: actions/checkout@v3

	- name: Install toolchain
	uses: actions-rust-lang/setup-rust-toolchain@v1
	with:
	components: clippy
	toolchain: ${{matrix.toolchain}}

	- name: cargo clippy
	run: cargo clippy --bins --tests

	rust_format:
	name: Rust format
	runs-on: ubuntu-latest

	strategy:
	fail-fast: true

	steps:
	- uses: actions/checkout@v3

	- name: Install toolchain
	uses: actions-rust-lang/setup-rust-toolchain@v1
	with:
	components: rustfmt

	- name: cargo format
	uses: actions-rust-lang/rustfmt@v1

Provide feedback