Update cksolo-build-publish.yml

Author: magicdude4eva

.github/workflows/cksolo-build-publish.yml

@@ -101,26 +101,77 @@ jobs:
           echo "solobtc-${{ steps.latest.outputs.shortsha }}" > image-tag.txt
           echo "${{ steps.build.outputs.digest }}" > image-digest.txt
 
+      - name: Build commit changelog since last release
+        if: steps.hubcheck.outputs.skip == 'false'
+        id: changelog
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          set -euo pipefail
+
+          new_full='${{ steps.latest.outputs.fullsha }}'
+          mkdir -p _artifacts
+
+          # Find previous cksolo release in this repo (if any) and get its upstream SHA
+          prev_tag=$(gh release list --limit 200 --json tagName,isDraft,isPrerelease,publishedAt \
+            --jq '[.[] | select(.tagName | startswith("cksolo-")) | select(.isDraft==false and .isPrerelease==false)] 
+                  | sort_by(.publishedAt) | last // empty | .tagName')
+          if [ -n "${prev_tag:-}" ]; then
+            echo "Prev release: $prev_tag"
+            gh release download "$prev_tag" -p upstream-fullsha.txt -O _artifacts/prev-upstream-fullsha.txt
+            prev_full=$(cat _artifacts/prev-upstream-fullsha.txt | tr -d '\r\n')
+          else
+            echo "No previous cksolo release found."
+            prev_full=""
+          fi
+
+          # Build commit list
+          echo "# Changes in ckpool-solo (solobtc)" > _artifacts/release-body.md
+          echo "" >> _artifacts/release-body.md
+          echo "**Upstream commit:** \`${new_full}\`" >> _artifacts/release-body.md
+          echo "" >> _artifacts/release-body.md
+
+          if [ -n "$prev_full" ]; then
+            echo "Comparing range: $prev_full..$new_full"
+            git clone --filter=blob:none https://bitbucket.org/ckolivas/ckpool-solo.git upstream
+            cd upstream
+            git checkout solobtc
+            # Ensure both commits exist locally
+            git fetch origin "$prev_full" "$new_full" --depth=1 || git fetch origin solobtc --unshallow || true
+            echo "" >> ../_artifacts/release-body.md
+            echo "## Commits since last release" >> ../_artifacts/release-body.md
+            echo "" >> ../_artifacts/release-body.md
+            # Format: shortsha subject (author)
+            if git merge-base --is-ancestor "$prev_full" "$new_full"; then
+              git log --no-merges --pretty=format:'- %h %s (%an)' "$prev_full..$new_full" >> ../_artifacts/release-body.md
+            else
+              echo "_Note: previous SHA is not an ancestor of the new SHA; showing short log of solobtc branch._" >> ../_artifacts/release-body.md
+              git log --no-merges --pretty=format:'- %h %s (%an)' -n 50 >> ../_artifacts/release-body.md
+            fi
+            cd ..
+          else
+            echo "_First release detected. Commit list not available._" >> _artifacts/release-body.md
+          fi
+
+          echo "" >> _artifacts/release-body.md
+          echo "## Docker Hub" >> _artifacts/release-body.md
+          echo "- https://hub.docker.com/r/${{ env.DOCKERHUB_REPO }}/tags?name=solobtc-${{ steps.latest.outputs.shortsha }}" >> _artifacts/release-body.md
+          echo "- https://hub.docker.com/r/${{ env.DOCKERHUB_REPO }}/tags?name=latest" >> _artifacts/release-body.md
+          echo "" >> _artifacts/release-body.md
+          echo "## Image digest" >> _artifacts/release-body.md
+          echo '```' >> _artifacts/release-body.md
+          echo "${{ steps.build.outputs.digest }}" >> _artifacts/release-body.md
+          echo '```' >> _artifacts/release-body.md
+
       - name: Create GitHub Release in btc-fullnode-stack
         if: steps.hubcheck.outputs.skip == 'false'
         uses: softprops/action-gh-release@v2
         with:
           tag_name: cksolo-${{ steps.latest.outputs.shortsha }}
           name: CKPool Solo (solobtc @ ${{ steps.latest.outputs.shortsha }})
           target_commitish: ${{ github.sha }}
-          generate_release_notes: true
-          body: |
-            Built from upstream branch **solobtc** at commit:
-            https://bitbucket.org/ckolivas/ckpool-solo/commits/${{ steps.latest.outputs.fullsha }}
-
-            Docker Hub tags:
-            - https://hub.docker.com/r/${{ env.DOCKERHUB_REPO }}/tags?name=solobtc-${{ steps.latest.outputs.shortsha }}
-            - https://hub.docker.com/r/${{ env.DOCKERHUB_REPO }}/tags?name=latest
-
-            Image digest:
-            ```
-            ${{ steps.build.outputs.digest }}
-            ```
+          generate_release_notes: false
+          body_path: _artifacts/release-body.md
           files: |
             upstream-fullsha.txt
             image-tag.txt