feat: add sqllite as an option to store signing keys #1671

	name: Coverage Tests

	on:
	push:
	branches: [ master ]
	pull_request:
	workflow_dispatch:

	env:
	CARGO_REGISTRIES_CRATES_IO_PROTOCOL: git

	jobs:
	# code coverage job; moved to own workflow file due to running out of disk space.
	# The runner will stop working when the machine runs out of disk space. Free space left: 72 MB
	coverage:
	name: Tests
	runs-on: ubuntu-latest
	steps:
	- name: Cancel Previous Runs
	uses: styfle/cancel-workflow-action@0.9.1
	with:
	access_token: ${{ github.token }}

	- name: Install apt dependencies
	run: \|
	sudo apt-get update && \
	sudo apt-get install -y clang libssl-dev llvm libudev-dev libgmp3-dev protobuf-compiler && \
	sudo rm -rf /var/lib/apt/lists/*

	- name: Checkout
	uses: actions/checkout@v3

	- name: Install Toolchain
	uses: dtolnay/rust-toolchain@stable
	with:
	toolchain: stable
	targets: wasm32-unknown-unknown

	- name: Rust Cache
	uses: Swatinem/rust-cache@v1.3.0

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

	- name: Run Tarpaulin
	run : cargo tarpaulin --out xml -p pallet-dkg-metadata -p pallet-dkg-proposal-handler -p pallet-dkg-proposals -p dkg-primitives -p dkg-runtime-primitives --locked --jobs 16 --timeout 3600 --skip-clean -- --test-threads 16

	- name: Upload CodeCov
	uses: codecov/codecov-action@v2

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