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docs: new and old digest outputs #57

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Jul 12, 2024
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docs: new and old digest outputs #57

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7 changes: 4 additions & 3 deletions README.md
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Expand Up @@ -194,9 +194,9 @@ jobs:

```

# Output
# Outputs

Return an image digest as output. This applies to builds or retagged images.
Returns digests for the new and previous images, if available. This applies to build and retags.

```yaml
- id: meaningful_id_name
Expand All @@ -205,7 +205,8 @@ Return an image digest as output. This applies to builds or retagged images.

- name: Echo digest
run: |
echo "Image digest: ${{ steps.meaningful_id_name.outputs.digest }}"
echo "Digest, new: ${{ steps.meaningful_id_name.outputs.digest }}"
echo "Digest, old: ${{ steps.meaningful_id_name.outputs.digest_old }}"
...
```

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