---
summary: "Framework `^0.2.7 → ^0.2.10`. Biome patch. Skill refreshes — `add-tool` v1.1 (tool response design), `add-resource` v1.1 (tool coverage guidance), `design-mcp-server` v2.1 (live API probing, batch input design, resilience planning)."
breaking: false
security: false
---

# 0.1.9 — 2026-03-30

## Changed

- Bumped `@cyanheads/mcp-ts-core` from `^0.2.7` to `^0.2.10`
- Bumped `@biomejs/biome` from `^2.4.9` to `^2.4.10`
- Updated author field and added funding metadata in `package.json`
- Updated `add-tool` skill (v1.1): expanded tool response design guidance — partial success, batch input, format function content-completeness, error classification
- Updated `add-resource` skill (v1.1): added tool coverage guidance for resource definitions
- Updated `design-mcp-server` skill (v2.1): live API probing, tool-first design philosophy, batch input design, error design patterns, resilience planning, naming conventions

## Fixed

- Formatting fix in `get-thread.tool.test.ts` assertion