Initial release of SOL ENGINE.
- Agent-agnostic GPT-5.6 Sol, Terra, and Luna prompt-engineering skill
- Deterministic prompt auditor for ambiguity, contradictions, missing contracts, and migration risks
- Deterministic quality-first eval regression gate with cost and latency guardrails
- English and Chinese documentation with six forward-tested scenarios
- 110 automated tests and CI across Python 3.10, 3.12, and 3.13
No API key or runtime dependency is required.