Compares OpenAPI specs to detect breaking changes: - Removed endpoints - Changed required parameters - Modified response schemas Returns CI-friendly exit codes (0=ok, 1=breaking, 2=error). Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Initial pkg/sdk setup with Config types for OpenAPI SDK generation. Includes language selection, diff config, and publish config. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>