feat(lotto-signals): GET signals/baselines + POST signal-check endpoint

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

agent-office/app/main.py

@@ -227,3 +227,30 @@ def youtube_research_status():
     if not job:
         return {"status": "never_run"}
     return job
+
+
+# --- Lotto Signal Endpoints ---
+
+@app.get("/api/agent-office/lotto/signals")
+async def list_lotto_signals(days: int = 7):
+    """시그널 이력 (모든 fire_level)."""
+    from .db import get_signals_history
+    return {"items": get_signals_history(days=days)}
+
+
+@app.get("/api/agent-office/lotto/baselines")
+async def list_lotto_baselines():
+    """현재 baseline μ/σ + window 상태."""
+    from .db import get_all_baselines
+    return {"items": get_all_baselines()}
+
+
+@app.post("/api/agent-office/lotto/signal-check")
+async def trigger_signal_check(source: str = "light"):
+    """수동 트리거 (디버그·테스트용). source ∈ {light, sim, deep}."""
+    if source not in ("light", "sim", "deep"):
+        raise HTTPException(status_code=400, detail="source must be light/sim/deep")
+    agent = AGENT_REGISTRY.get("lotto")
+    if not agent:
+        raise HTTPException(status_code=503, detail="lotto agent not registered")
+    return await agent.run_signal_check(source=source)