schema-fix

Author: mrbalov

.github/workflows/validate-specs.yml

@@ -63,7 +63,7 @@ jobs:
       - name: Expose validation result JSON
         id: expose-validation-summary-json
         run: |
-          SUMMARY_B64=$(base64 -w 0 .specs-validation/result.json)
+          SUMMARY_B64=$(base64 < .specs-validation/result.json | tr -d '\n')
           echo "validation_summary_json=$SUMMARY_B64" >> "$GITHUB_OUTPUT"
 
       - name: Parse validation result