First public alpha crates.io release for the standalone Agent SDK.
Includes:
- agent-sdk-core product-neutral primitive kernel and deterministic test support.
- agent-sdk-toolkit optional helper crate layered over core contracts.
- Release workflow that validates formatting, tests, public-repo audit criteria, and package metadata before publishing.
Unsupported in this alpha:
- live provider adapters
- concrete container/runtime adapters
- product UI or host adapters
- marketplace/runtime host behavior
- network telemetry exporters
- workflow-engine ownership