Expose previous retry failure details through HookContext, normalize transport failures with HookErrorType, extend tests, and document the new hook behavior in README and 4+1 architecture notes.
- trim public provider protocols to openai_chat, openai_responses, claude_chat and codex\n- remove public stream_format and gemini-family downstream surfaces\n- add executor/decoder/translator pipeline, provider help popovers and /v1/models metadata\n- refresh README, 4+1 architecture docs, sample config, and supporting tests\n- include local-time storage scripts and related repository/service coverage
Von