# Trajectory: Investigate GitHub Actions job 64110444297 from run 22171585691

> **Status:** ✅ Completed
> **Confidence:** 90%
> **Started:** February 19, 2026 at 01:58 AM
> **Completed:** February 19, 2026 at 02:04 AM

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## Summary

Unified Zod to v4 in sdk/types, updated Zod v4 record schemas, and verified monorepo build passes

**Approach:** Standard approach

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## Key Decisions

### Migrate packages/sdk and packages/types to Zod v4
- **Chose:** Migrate packages/sdk and packages/types to Zod v4
- **Reasoning:** Publish workflow performs a clean npm install without lockfile; mixed Zod majors increase type incompatibility risk in MCP tool schemas. Unifying on Zod v4 matches project direction and stabilizes CI typing.

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## Chapters

### 1. Work
*Agent: default*

- Migrate packages/sdk and packages/types to Zod v4: Migrate packages/sdk and packages/types to Zod v4
