Bump all @json-render/* packages to 0.19.0, add changelog entry for
custom directives API and @json-render/directives package, and update
the web app changelog page.
Add ZodRecord and ZodDefault cases to formatZodType() in both core and
yaml packages. Fix ZodLiteral to support Zod 4's def.values array
in addition to Zod 3's def.value.
Co-authored-by: Matt Van Horn <455140+mvanhorn@users.noreply.github.com>
Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
* add yaml wire format and universal edit modes
**Summary**
- Add `@json-render/yaml` package with streaming parser, YAML prompt generation, and AI SDK transform
- Add universal edit modes (patch, merge, diff) to `@json-render/core`, usable across both JSONL and YAML formats
- Integrate YAML support and edit mode selection into the web playground with format toggle, token usage display, and prompt caching
* improvements
* fixes
* fixes ci
* docs