Create artifacts.yaml #2

	name: Math Artifact with Digest

	on:
	pull_request:
	branches: master


	jobs:
	job_1:
	name: Add 3 and 7 (Ubuntu)
	runs-on: ubuntu-latest
	outputs:
	digest: ${{ steps.upload.outputs.digest }}
	steps:
	- name: Add 3 + 7
	run: echo $((3 + 7)) > math-homework.txt

	- name: Upload artifact (homework_pre)
	id: upload
	uses: actions/upload-artifact@v4
	with:
	name: homework_pre
	path: math-homework.txt

	- name: Show uploaded digest
	run: echo "Uploaded Digest ${{ steps.upload.outputs.digest }}"

	job_2:
	name: Multiply by 9 (Windows)
	needs: job_1
	runs-on: windows-latest
	steps:
	- name: Download artifact
	uses: actions/download-artifact@v4
	with:
	name: homework_pre

	- name: Show original file content
	shell: bash
	run: cat math-homework.txt

	- name: Multiply by 9
	shell: bash
	run: \|
	value=$(cat math-homework.txt)
	echo $((value * 9)) > math-homework.txt

	- name: Upload final result (homework_final)
	id: upload
	uses: actions/upload-artifact@v4
	with:
	name: homework_final
	path: math-homework.txt

	- name: Show final digest
	run: echo "Uploaded Final Digest ${{ steps.upload.outputs.digest }}"

	job_3:
	name: Display final result (macOS)
	needs: job_2
	runs-on: macos-latest
	steps:
	- name: Download final artifact
	uses: actions/download-artifact@v4
	with:
	name: homework_final

	- name: Display result
	run: \|
	result=$(cat math-homework.txt)
	echo "Final result is: $result"

	- name: (Optional) Manual SHA256 digest
	run: \|
	echo "Manual SHA256:"
	shasum -a 256 math-homework.txt

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