Make signing_key* variables optional #31

	name: Test and lint

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

	permissions:
	contents: read
	pull-requests: read

	jobs:
	test_and_lint:
	name: Test and lint
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	key:
	- test
	- lint
	steps:
	- uses: actions/checkout@v4
	with:
	submodules: 'recursive'

	- name: ${{ matrix.key }}
	run: make -C tools ${{ matrix.key }}
	env:
	CHAINLOOP_TOKEN: ${{ secrets.CHAINLOOP_TOKEN }}

	test_build:
	name: Test if script generation works
	runs-on: ubuntu-24.04
	steps:
	- uses: actions/checkout@v4
	- uses: ruby/setup-ruby@v1
	with:
	ruby-version: '3.3'
	working-directory: tools
	bundler-cache: true
	- name: Generate a new script and compare it with the original
	run: \|
	cd tools
	find ./vendor/bundle
	mv c8l c8l.bak
	make build
	# compare the generated script with the original and fail if they differ
	diff c8l c8l.bak
	if [ $? -ne 0 ]; then
	echo "Generated script differs from the original"
	exit 1
	fi

Provide feedback