Fix OpenAPI diff workflow

.github/workflows/ci-openapi.yml

@@ -77,7 +77,7 @@ jobs:
 
   openapi-diff:
     permissions:
-      pull-requests: write  #  to create or update comment (peter-evans/create-or-update-comment)
+      pull-requests: write
 
     name: OpenAPI - Difference
     if: ${{ github.event_name == 'pull_request_target' }}
@@ -98,65 +98,16 @@ jobs:
           name: openapi-base
           path: openapi-base
 
-      - name: Workaround openapi-diff issue
-        run: |
-          sed -i 's/"allOf"/"oneOf"/g' openapi-head/openapi.json
-          sed -i 's/"allOf"/"oneOf"/g' openapi-base/openapi.json
-
-      - name: Calculate OpenAPI difference
+      - name: Detect OpenAPI changes
         id: openapi-diff
-        uses: docker://openapitools/openapi-diff
-        continue-on-error: true
+        uses: Shadowghost/openapi-diff-action@v1.0.0
         with:
-          args: --fail-on-changed --markdown openapi-changes.md openapi-base/openapi.json openapi-head/openapi.json
+          old-spec: openapi-base/openapi.json
+          new-spec: openapi-head/openapi.json
+          markdown: openapi-changelog.md
+          add-pr-comment: true
+          github-token: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Read openapi-diff output
-        id: read-diff
-        run: |
-          # Read and fix markdown
-          body=$(cat openapi-changes.md)
-          # Write to workflow summary
-          echo "$body" >> $GITHUB_STEP_SUMMARY
-          # Set ApiChanged var
-          if [ "$body" != '' ]; then
-            echo "ApiChanged=1" >> "$GITHUB_OUTPUT"
-          else
-            echo "ApiChanged=0" >> "$GITHUB_OUTPUT"
-          fi
-          # Add header/footer for diff comment
-          echo '<!--openapi-diff-workflow-comment-->' > openapi-changes-reply.md
-          echo "<details>" >> openapi-changes-reply.md
-          echo "<summary>Changes in OpenAPI specification found. Expand to see details.</summary>" >> openapi-changes-reply.md
-          echo "" >> openapi-changes-reply.md
-          echo "$body" >> openapi-changes-reply.md
-          echo "" >> openapi-changes-reply.md
-          echo "</details>" >> openapi-changes-reply.md
-      - name: Find difference comment
-        uses: peter-evans/find-comment@b30e6a3c0ed37e7c023ccd3f1db5c6c0b0c23aad # v4.0.0
-        id: find-comment
-        with:
-          issue-number: ${{ github.event.pull_request.number }}
-          direction: last
-          body-includes: openapi-diff-workflow-comment
-      - name: Reply or edit difference comment (changed)
-        uses: peter-evans/create-or-update-comment@e8674b075228eee787fea43ef493e45ece1004c9 # v5.0.0
-        if: ${{ steps.read-diff.outputs.ApiChanged == '1' }}
-        with:
-          issue-number: ${{ github.event.pull_request.number }}
-          comment-id: ${{ steps.find-comment.outputs.comment-id }}
-          edit-mode: replace
-          body-path: openapi-changes-reply.md
-      - name: Edit difference comment (unchanged)
-        uses: peter-evans/create-or-update-comment@e8674b075228eee787fea43ef493e45ece1004c9 # v5.0.0
-        if: ${{ steps.read-diff.outputs.ApiChanged == '0' && steps.find-comment.outputs.comment-id != '' }}
-        with:
-          issue-number: ${{ github.event.pull_request.number }}
-          comment-id: ${{ steps.find-comment.outputs.comment-id }}
-          edit-mode: replace
-          body: |
-            <!--openapi-diff-workflow-comment-->
-
-            No changes to OpenAPI specification found. See history of this comment for previous changes.
 
   publish-unstable:
     name: OpenAPI - Publish Unstable Spec