feat: 增强 auto mode 的易用性 (#312)

* feat: poor 模式降级 yolo 审阅模型

* feat: 为多模块添加 Langfuse tracing 支持

在 web search、agent creation、away summary、token estimation、
skill improvement 等模块中集成 Langfuse trace，并透传至
compact/apiQueryHook/execPromptHook 等调用链。

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

* fix: 让 auto mode 记录回主 trace

* fix: reopen auto mode prompt when classifier is unavailable

* fix: 修复 auto mode 情况下, llm 报错导致弹窗也不打开的问题

---------

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

src/services/compact/compact.ts

@@ -1326,6 +1326,7 @@ async function streamCompactSummary({
           agents: context.options.agentDefinitions.activeAgents,
           mcpTools: [],
           effortValue: appState.effortValue,
+          langfuseTrace: context.langfuseTrace,
         },
       })
       const streamIter = streamingGen[Symbol.asyncIterator]()