fix 1 #2

	on:
	- push
	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v2
	- name: Install MinGW x86-64 compiler
	run: sudo apt install -y g++-mingw-w64-x86-64
	- name: Install JDK
	run: sudo apt install -y openjdk-8-jdk
	- name: Check if input.jar exists
	id: check_input_jar
	uses: andstor/file-existence-action@v1
	with:
	files: input.jar
	- name: Copy test if input.jar does not exist
	if: steps.check_input_jar.outputs.files_exists == 'false'
	run: \|
	echo "::warning file=input.jar::No input.jar presented, so using input.jar.test"
	cp input.jar.test input.jar
	- name: Build
	run: make build
	- name: Upload output.dll as artifact
	uses: actions/upload-artifact@v4
	with:
	name: output-x64.dll
	path: output.dll
	if-no-files-found: error

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