From 94fedf41b68ebb58a32b9ddecde507a239ae5c7d Mon Sep 17 00:00:00 2001
From: Mogyuchi <mogyuchi@mogyuchi.jp>
Date: Tue, 3 Sep 2024 23:00:02 +0900
Subject: [PATCH] ci: display image digest on the job summary (#532)

---
 .github/workflows/docker-publish.yml | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index a8deeb98..eebf11b6 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -63,7 +63,8 @@ jobs:
           EOF
           EOS
 
-      - name: Build and push Docker image
+      - id: build-push
+        name: Build and push Docker image
         uses: docker/build-push-action@5cd11c3a4ced054e52742c5fd54dca954e0edd85 # v6.7.0
         with:
           context: .
@@ -73,3 +74,15 @@ jobs:
           labels: ${{ steps.labels.outputs.labels }}
           cache-from: type=gha
           cache-to: type=gha,mode=max
+
+      - if: ${{ github.event_name != 'pull_request' }}
+        name: Display image digest
+        env:
+          NAME: ${{ fromJson(steps.build-push.outputs.metadata)['image.name'] }}
+          DIGEST: ${{ fromJson(steps.build-push.outputs.metadata)['containerimage.digest'] }}
+        run: |
+          name=$(cut --delimiter=',' --fields=1 <<< "$NAME")
+
+          echo '```' >> $GITHUB_STEP_SUMMARY
+          echo "$name@$DIGEST" >> $GITHUB_STEP_SUMMARY
+          echo '```' >> $GITHUB_STEP_SUMMARY