Don't crash on drop after `shutdown` call. #50

	name: build-test
	on:
	push:
	workflow_dispatch:
	pull_request:
	jobs:
	validate:
	name: Format and Lint Check
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Install clippy
	run: rustup component add clippy
	- name: Run cargo fmt
	run: cargo fmt --all -- --check
	- name: Run cargo clippy
	run: make lint
	test:
	name: Unit Tests
	runs-on: ubuntu-latest
	steps:
	- name: Install postgres
	run: sudo apt-get install postgresql postgresql-client
	- name: Update path
	run: find /usr/lib/postgresql/ -type d -name "bin" >> $GITHUB_PATH
	- name: Checkout
	uses: actions/checkout@v4
	- name: Run tests
	run: make test-ci

	doc:
	name: Documentation Check
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Generate documentation
	run: make doc

	coverage:
	name: Code Coverage
	runs-on: ubuntu-latest
	steps:
	- name: Install postgres
	run: sudo apt-get install postgresql postgresql-client
	- name: Update path
	run: find /usr/lib/postgresql/ -type d -name "bin" >> $GITHUB_PATH
	- name: check path
	run: echo $PATH
	- name: Checkout
	uses: actions/checkout@v4
	- name: Install Rust
	run: rustup toolchain install stable --component llvm-tools
	- name: Install cargo-llvm-cov
	uses: taiki-e/install-action@cargo-llvm-cov
	- name: Generate code coverage
	run: make coverage-ci
	- name: Upload coverage to coveralls
	uses: coverallsapp/github-action@master
	with:
	github-token: ${{ secrets.GITHUB_TOKEN }}
	path-to-lcov: lcov.info

Provide feedback