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Update readme as dedicated workflow
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‎.github/workflows/sync-base-images.yml‎

Lines changed: 3 additions & 42 deletions
Original file line numberDiff line numberDiff line change
@@ -126,45 +126,6 @@ jobs:
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update-readme:
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name: Update README with image list
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needs: [prepare, manifest]
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runs-on: ubuntu-latest
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permissions:
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contents: write
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steps:
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- name: Checkout repository
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uses: actions/checkout@v4
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- name: Install yq
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run: |
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sudo wget -qO /usr/local/bin/yq "https://github.com/mikefarah/yq/releases/latest/download/yq_linux_amd64"
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sudo chmod +x /usr/local/bin/yq
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- name: Generate images table
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id: table
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run: |
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echo "| Image | Architectures |" > table.md
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echo "|-------|---------------|" >> table.md
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for image in $(yq -r '.images | keys | .[]' config/images.yaml | sort); do
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arches=$(yq -r ".images.${image} | keys | .[]" config/images.yaml | sort | paste -sd ', ' -)
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echo "| \`${image}\` | ${arches} |" >> table.md
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done
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- name: Update README
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run: |
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awk '
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/<!-- REGISTRY_IMAGES -->/ { print; while ((getline line < "table.md") > 0) print line; close("table.md"); skip=1; next }
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skip && /<!-- \/REGISTRY_IMAGES -->/ { print; skip=0; next }
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skip { next }
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{ print }
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' README.md > README.new && mv README.new README.md
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- name: Commit and push if changed
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run: |
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git config user.name "github-actions[bot]"
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git config user.email "github-actions[bot]@users.noreply.github.com"
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git add README.md
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if git diff --staged --quiet; then
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echo "No README changes"
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else
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git commit -m "chore: update README with images in registry"
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git push
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fi
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uses: ./.github/workflows/update-readme.yml
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with:
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registry: ${{ env.REGISTRY }}

‎.github/workflows/update-readme.yml‎

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# Update README with image list from config/images.yaml.
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# Run standalone: Actions → Update README → Run workflow.
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# Also used by the sync workflow after manifest.
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name: Update README
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on:
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workflow_dispatch:
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inputs:
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registry:
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description: 'Container registry (e.g. ghcr.io)'
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required: false
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default: 'ghcr.io'
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type: string
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workflow_call:
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inputs:
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registry:
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description: 'Container registry (e.g. ghcr.io)'
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required: false
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default: 'ghcr.io'
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type: string
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jobs:
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update-readme:
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name: Update README with image list
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runs-on: ubuntu-latest
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permissions:
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contents: write
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steps:
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- name: Checkout repository
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uses: actions/checkout@v4
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- name: Install yq
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run: |
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sudo wget -qO /usr/local/bin/yq "https://github.com/mikefarah/yq/releases/latest/download/yq_linux_amd64"
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sudo chmod +x /usr/local/bin/yq
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- name: Generate images table
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id: table
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env:
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REGISTRY: ${{ inputs.registry }}
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REPO: ${{ github.repository }}
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run: |
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echo "| Image | Architectures |" > table.md
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echo "|-------|---------------|" >> table.md
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for image in $(yq -r '.images | keys | .[]' config/images.yaml | sort); do
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arches=$(yq -r ".images.${image} | keys | .[]" config/images.yaml | sort | paste -sd ', ' -)
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ref="${REGISTRY}/${REPO}/${image}:latest"
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url="https://${ref}"
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echo "| [\`${ref}\`](${url}) | ${arches} |" >> table.md
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done
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echo "" >> table.md
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echo "### Copy pull reference" >> table.md
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echo "" >> table.md
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for image in $(yq -r '.images | keys | .[]' config/images.yaml | sort); do
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ref="${REGISTRY}/${REPO}/${image}:latest"
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echo "\`\`\`" >> table.md
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echo "$ref" >> table.md
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echo "\`\`\`" >> table.md
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echo "" >> table.md
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done
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- name: Update README
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run: |
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awk '
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/<!-- REGISTRY_IMAGES -->/ { print; while ((getline line < "table.md") > 0) print line; close("table.md"); skip=1; next }
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skip && /<!-- \/REGISTRY_IMAGES -->/ { print; skip=0; next }
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skip { next }
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{ print }
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' README.md > README.new && mv README.new README.md
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- name: Commit and push if changed
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run: |
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git config user.name "github-actions[bot]"
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git config user.email "github-actions[bot]@users.noreply.github.com"
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git add README.md
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if git diff --staged --quiet; then
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echo "No README changes"
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else
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git commit -m "chore: update README with images in registry"
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git push
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fi

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