v1.13.0

What's Changed

• Support no argument by @ksss in #69
• Support TypeName by @ksss in #70
• Runtime lazy call pattern by @ksss in #71
• Add Descendants middleware by @ksss in #72
• Define ruby version by @ksss in #73
• Support unnamed parameters by @ksss in #74

Full Changelog: v1.12.0...v1.13.0