Throw error if trying to set end date for a pending task #271

	name: release-tests
	on: [push, pull_request]
	jobs:
	check-tarball:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Cache cargo registry
	uses: actions/cache@v4
	with:
	path: ~/.cargo/registry
	key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}

	- uses: actions-rs/toolchain@v1
	with:
	toolchain: "stable"
	override: true

	- name: make a release tarball and build from it
	run: \|
	cmake -S. -Bbuild &&
	make -Cbuild package_source &&
	tar -xf build/task-*.tar.gz &&
	cd task-..* &&
	cmake -S. -Bbuild &&
	cmake --build build --target task_executable

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