adding system dependencies #24

	name: Code Coverage

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	permissions:
	contents: write
	security-events: write # for codeQL to write security events

	jobs:
	coverage:
	name: Code Coverage
	runs-on: ubuntu-latest

	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Set up Rust
	uses: actions-rs/toolchain@v1
	with:
	toolchain: nightly
	override: true

	- name: Install tarpaulin
	run: cargo install cargo-tarpaulin

	- name: Cache Cargo registry
	uses: actions/cache@v3
	with:
	path: ~/.cargo/registry
	key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
	restore-keys: \|
	${{ runner.os }}-cargo-registry-

	- name: Cache Cargo index
	uses: actions/cache@v3
	with:
	path: ~/.cargo/git
	key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
	restore-keys: \|
	${{ runner.os }}-cargo-index-

	- name: Cache target directory
	uses: actions/cache@v3
	with:
	path: target
	key: ${{ runner.os }}-cargo-target-${{ hashFiles('**/Cargo.lock') }}
	restore-keys: \|
	${{ runner.os }}-cargo-target-

	- name: Run code coverage
	run: \|
	cargo tarpaulin --out Xml --timeout 240

	# - name: Upload coverage to Codecov
	# uses: codecov/codecov-action@v3
	# with:
	# files: target/tarpaulin/coverage.xml
	# fail_ci_if_error: true
	# verbose: true

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