chore: migrate to zod v4 and refactor schema conversion#117
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Downgrade @anthropic-ai/claude-agent-sdk from 0.2.17 to 0.2.12 to improve Supply Chain Security score (from 73 to potentially higher based on Socket Security analysis in PR vercel#117).
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- zod: 3.25.76 -> 4.3.6 - @anthropic-ai/claude-agent-sdk: 0.1.15 -> 0.2.17
- Replace manual zodSchemaToJsonSchema implementation with Zod v4's built-in z.toJSONSchema() - Replace deprecated .isOptional() with safeParse(undefined) for optional parameter detection
Downgrade @anthropic-ai/claude-agent-sdk from 0.2.17 to 0.2.12 to improve Supply Chain Security score (from 73 to potentially higher based on Socket Security analysis in PR vercel#117).
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Upgrades Zod from v3 (3.25.76) to v4 (4.3.6) and updates code to use the new v4 APIs.
Changes
Dependencies:
zod: 3.25.76 → 4.3.6@anthropic-ai/claude-agent-sdk: 0.1.15 → 0.2.12Code changes:
zodSchemaToJsonSchemaimplementation with Zod v4's built-inz.toJSONSchema()method.isOptional()withsafeParse(undefined).successfor optional parameter detectionMigration Details
Zod v4 deprecated the
.isOptional()method. The new approach usessafeParse(undefined)to detect optional parameters:safeParse(undefined).success === falsesafeParse(undefined).success === trueThis change has been tested and behaves identically to the v3 implementation.
Benefits