fix(ci): address Greptile review findings

- Remove undefined should_bump_version input from release.yml
- Fix Discord action variable expansion (single to double quotes)
- Add has_changes gate to changelog and test jobs
- Use unique heredoc delimiter to prevent collision with commit messages

.github/actions/discord-notify/action.yml

@@ -43,8 +43,8 @@ runs:
           TIMESTAMP="\"timestamp\": \"$(date -u +%Y-%m-%dT%H:%M:%SZ)\","
         fi
         
-        # Escape description for JSON
-        DESCRIPTION=$(echo '${{ inputs.description }}' | jq -Rs .)
+        # Escape description for JSON (use double quotes for variable expansion)
+        DESCRIPTION=$(echo "${{ inputs.description }}" | jq -Rs .)
         
         PAYLOAD=$(cat <<EOF
         {

.github/workflows/generate-changelog.yml

@@ -121,10 +121,10 @@ jobs:
           CHANGELOG="${CHANGELOG}**Release Type**: ${RELEASE_TYPE}\n"
           CHANGELOG="${CHANGELOG}**Full Changelog**: https://github.com/${{ github.repository }}/compare/${LATEST_TAG:-initial}...v${VERSION}\n"
           
-          # Escape for multiline output
-          echo "changelog<<EOF" >> $GITHUB_OUTPUT
+          # Escape for multiline output (use unique delimiter to avoid collision with commit messages)
+          echo "changelog<<__CHANGELOG_HEREDOC_DELIMITER__" >> $GITHUB_OUTPUT
           echo -e "$CHANGELOG" >> $GITHUB_OUTPUT
-          echo "EOF" >> $GITHUB_OUTPUT
+          echo "__CHANGELOG_HEREDOC_DELIMITER__" >> $GITHUB_OUTPUT
           echo "changelog_file=CHANGELOG.md" >> $GITHUB_OUTPUT
           
           # Also write to step summary

.github/workflows/release-orchestrator.yml

@@ -108,6 +108,7 @@ jobs:
   changelog:
     name: Changelog
     needs: [get-commits, version]
+    if: needs.get-commits.outputs.has_changes == 'true'
     uses: ./.github/workflows/generate-changelog.yml
     with:
       version: ${{ needs.version.outputs.new_version }}
@@ -117,7 +118,8 @@ jobs:
   # Run full test suite for the release type
   test:
     name: Test
-    needs: version
+    needs: [get-commits, version]
+    if: needs.get-commits.outputs.has_changes == 'true'
     uses: ./.github/workflows/testing-strategy.yml
     with:
       test_stage: ${{ inputs.release_type == 'stable' && 'stable' || inputs.release_type }}

.github/workflows/release.yml

@@ -47,6 +47,5 @@ jobs:
     with:
       release_type: ${{ inputs.release_type }}
       source_branch: ${{ needs.determine-branch.outputs.branch }}
-      should_bump_version: true
       dry_run: ${{ inputs.dry_run }}
     secrets: inherit