Fase 6 — traductor LLM real (Claude API) detrás de feature llm-claude

`ClaudeTranslator` implementa el trait `IntentTranslator` igual que el
`MockTranslator`, así que el `Orchestrator` no cambia: se traduce una
intención NL a un `.swm` válido vía `/v1/messages`.

Diseño:
- Síncrono (ureq + rustls), consistente con `AgentClient`. Tokio
  entraría sólo si el resto del crate lo pidiera.
- Trait `HttpClient` inyectable ⇒ tests sin red contra una fake que
  captura el request y devuelve un body pre-armado.
- Modelo por defecto: `claude-opus-4-8` (Opus 4.8, el más capaz al día
  de hoy). Adaptive thinking + `effort=high` por defecto. Override por
  env (`HAMMER_LLM_MODEL`, `HAMMER_LLM_EFFORT`, `HAMMER_LLM_BASE_URL`).
- System prompt documenta el shape exacto del `.swm` (4 variantes de
  mutación) y obliga JSON puro. Parseamos con `serde_json::from_str::
  <Swm>` + `verify_schema()` como gate adicional. Manejamos `refusal`,
  error envelopes de la API y code-fence markdown.

Activación:
- Sin feature: el módulo declara los tipos pero `ClaudeTranslator::new`
  está bajo cfg. El binario compila sin red.
- Con `--features llm-claude`: trae `ureq` con rustls, y la CLI activa
  `hammer ai --llm`.

CLI:
- `hammer ai` gana `--llm` (mutuamente excluyente con `--catalog`).
  Refactor de `run_ai` en helpers `run_with_mock_translator` /
  `run_with_llm_translator` para mantener legible el dispatch.
- Sin la feature, `--llm` falla con un mensaje claro pidiendo
  recompilar.

Tests (7 unit): happy path con verificación de URL/headers/body,
unwrap de markdown, `refusal`, error envelope, SWM mal formado,
verify_schema, helpers de strip_code_fence.
This commit is contained in:
Sergio
2026-06-10 16:29:27 +00:00
parent f769d9173c
commit 5986200539
7 changed files with 1110 additions and 63 deletions
Generated
+472 -7
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