23-upload-release-asset.yml

name: 23 - Upload Release Asset

on:
  # push:
  workflow_dispatch:
    inputs:
      git-sha:
        description: Release SHA
        # default: ${{ env.GITHUB_SHA }}
        required: true

jobs:
  build:
    name: Upload Release Asset
    runs-on: ubuntu-latest
    outputs:
      sha8: ${{steps.short_sha.outputs.sha8}}
      short-sha: ${{steps.short_sha.outputs.short_sha}}
    steps:
      - name: Checkout code
        uses: actions/checkout@v2

      - name: Get input SHA
        env:
          SHA: ${{ github.event.inputs.git-sha }}
        run: echo "SHA $SHA"

        # For the sake of simplicity, we'll name the tag and the release with
        # the first 8 chars of the commit SHA:
      - name: Get short SHA
        id: short_sha
        run: |
          echo "::set-output name=sha8::$(echo ${GITHUB_SHA} | cut -c1-8)"
          echo "::set-output name=short_sha::$(echo blah)"
      - name: Build project # This would actually build your project, using zip for your example date artifact
        run:  |
          date > date.txt
          zip -rT app.zip date.txt
      - name: Create Release
        id: create_release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          # Using short SHA from 2nd step for tag and release name.
          tag_name: ${{steps.short_sha.outputs.sha8}}
          release_name: ${{steps.short_sha.outputs.sha8}}
          draft: false
          prerelease: false
        # Now we upload the artifact we generated in the first step to
        # the release we created in the 3nd step
      - name: Upload Release Asset
        id: upload-release-asset
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ steps.create_release.outputs.upload_url }} # This pulls from the CREATE RELEASE step above, referencing its ID to get its outputs object, which include a `upload_url`. See this blog post for more info: https://jasonet.co/posts/new-features-of-github-actions/#passing-data-to-future-steps 
          asset_path: ./app.zip
          asset_name: app.zip
          asset_content_type: application/zip
  post-build:
    runs-on: ubuntu-latest
    needs: build
    if: ${{!startsWith(needs.build.outputs.sha8, needs.build.outputs.short-sha)}}
    steps:
      - name: echo previous job's output
        run: |
          echo sha8-${{needs.build.outputs.sha8}}
          echo short_sha-${{needs.build.outputs.short-sha}}