feat(curator): build_retrospective + lotto review service proxy

agent-office/app/service_proxy.py

@@ -180,6 +180,34 @@ async def lotto_save_briefing(payload: dict) -> Dict[str, Any]:
     return resp.json()
 
 
+async def lotto_review_latest() -> Optional[Dict[str, Any]]:
+    from .config import LOTTO_BACKEND_URL
+    resp = await _client.get(f"{LOTTO_BACKEND_URL}/api/lotto/review/latest")
+    if resp.status_code == 404:
+        return None
+    resp.raise_for_status()
+    return resp.json()
+
+
+async def lotto_review_by_draw(draw_no: int) -> Optional[Dict[str, Any]]:
+    from .config import LOTTO_BACKEND_URL
+    resp = await _client.get(f"{LOTTO_BACKEND_URL}/api/lotto/review/{draw_no}")
+    if resp.status_code == 404:
+        return None
+    resp.raise_for_status()
+    return resp.json()
+
+
+async def lotto_reviews_history(limit: int = 10) -> List[Dict[str, Any]]:
+    from .config import LOTTO_BACKEND_URL
+    resp = await _client.get(
+        f"{LOTTO_BACKEND_URL}/api/lotto/review/history",
+        params={"limit": limit},
+    )
+    resp.raise_for_status()
+    return resp.json().get("reviews", [])
+
+
 # --- music-lab pipeline (YouTube publisher orchestration) ---
 
 async def list_active_pipelines() -> list[dict]: