feat: preserve governed OpenAI tool messages in 1.4.0

Add faithful single-choice chat results, tool stream activity, error-frame retries, and isolated protocol caching. Reject empty cached completions with the same value predicate as transport, add regression coverage, and adopt Apache-2.0.
2026-10-01 14:32:19 -04:00
parent 0e29deac1a
commit 9185eab8c9
42 changed files with 2227 additions and 78 deletions
@@ -31,3 +31,9 @@ date: 2026-07-20
 | 存储兼容 | 真实 PG 沙箱: auto 追加十列、manual 裁剪写入、旧行新列恒 NULL、新旧进程混写共存 | 2026-09-09 实跑 30 passed(见下方证据索引) |

 本版**新增十列**(见 schema:llm-calls),不新建表、不新增依赖。证据索引见 `findings/2026-09-09-135-call-observability-validation.md`;覆盖度真实基线仍待首次生产运行填入,不写伪百分比。
+
+## #29 验收增量（2026-10-01）
+
+复用指标及 llm_calls，不另建表：error→正常 attempts=2、tool-only attempts=1、
+cache_hit attempts=0；协议失败不写缓存，取消不得遗留 permit/task。
+确定性证据位于 `tests/unit/test_openai_fidelity.py`；完整协议不新增遥测正文列。