fix simulation reporting and research resilience

backend/app/main.py

@@ -84,11 +84,17 @@ async def lifespan(app: FastAPI):
     resolver = ActionResolver()
     forecast = ForecastService()
     narrator = Narrator(llm, forecast=forecast)
-    research = ResearchService(
-        llm,
-        enabled=settings.search_enabled,
-        max_per_round=settings.max_searches_per_round,
-    )
+    research = ResearchService(
+        llm,
+        enabled=settings.search_enabled,
+        max_per_round=settings.max_searches_per_round,
+        searxng_base_url=settings.searxng_base_url,
+        searxng_token=settings.searxng_token,
+        searxng_timeout=settings.searxng_timeout,
+        searxng_language=settings.searxng_language,
+        searxng_safesearch=settings.searxng_safesearch,
+        cache_ttl_seconds=settings.searxng_cache_ttl_seconds,
+    )
     gossip = GossipEngine()
     life_engine = LifeEngine(llm=llm)
     engine = SimulationEngine(llm, store, tension, resolver, narrator, research=research, gossip=gossip, life_engine=life_engine, forecast=forecast)
@@ -106,6 +112,10 @@ async def lifespan(app: FastAPI):
     logger.info("MiroSociety 已启动：模型=%s，地址=%s", settings.llm_model, settings.llm_base_url)
     yield
     logger.info("MiroSociety 正在关闭")
+    try:
+        await research.aclose()
+    except Exception as e:
+        logger.warning("关闭搜索客户端失败：%s", e)
 
 
 app = FastAPI(title="MiroSociety", version="0.1.0", lifespan=lifespan)