pi-mono Deep Dive 11: Telemetry — Vendor-neutral Contracts, Schema Definition, Conformance Tests
pi-telemetry Core: TelemetrySchema Defines Span/Event/Attribute, defineTelemetrySchema Creates TypedSpanStarter, InMemoryTelemetryContext/NOOP_TELEMETRY_CONTEXT Zero-overhead Implementations, Conformance Tests Verify Adapter Correctness, AI/Harness Telemetry Schema Complete Definitions, Attribute Type System, Why Not Use OpenTelemetry Directly.