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SKILL.md packages that extend Claude Code, Cursor, Copilot, and other AI agents.

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Effect-TS Expert

agent-skills

Expert guidance for using Effect-TS: services, layers, typed errors, Schema/JSONSchema, runtime and testing patterns.

effect-tsfunctional-programmingtypescript

pi-effect-harness

Effect Context Witness Pattern

pi-effect-harness

Guides the choice between Witness and Capability patterns in Effect.ts for dependency injection and decoupled domain models.

typescripteffect-tsdependency-injection

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