Add an action to save and restore the Roundcube configuration if there are any customizations #356

	name: Test with Buck
	on:
	pull_request

	jobs:
	test:
	runs-on: ubuntu-20.04 # Not latest, because python3.6 is not available on latest
	# https://github.com/actions/setup-python/issues/544
	steps:
	- name: Checkout repository and submodules
	uses: actions/checkout@v4
	with:
	submodules: recursive
	# We use tags to determine version, so fetch them
	fetch-depth: 0
	fetch-tags: true
	- name: Perform tests
	id: test
	uses: SandakovMM/build-with-buck@v3
	with:
	command: test
	target: --all

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