feat: 优化用量状态同步机制和 OpenAI CLI 流式转换

- 增加状态回退保护，防止异步响应覆盖已知状态
- 添加轮询并发保护 (pollInFlight)，避免重复请求
- 支持 cancelled 状态筛选和显示
- 前端 mergeRecordStatus 保护活跃记录状态
- 后端 streaming 状态同步更新改为使用当前 DB 会话
- OpenAI CLI 流式转换增加工具调用事件支持
- 轮询接口新增 target_model 字段返回
- 修复迁移脚本 inspector 缓存问题，改用 information_schema

src/api/handlers/base/cli_handler_base.py

@@ -2676,7 +2676,28 @@ class CliMessageHandlerBase(BaseMessageHandler):
             ctx.record_first_byte_time(self.start_time)
             state["first_yield"] = False
             if not state["streaming_updated"]:
-                self._update_usage_to_streaming_with_ctx(ctx)
+                # 优先使用当前请求的 DB 会话同步更新，避免状态延迟或丢失
+                try:
+                    from src.services.usage import UsageService
+
+                    UsageService.update_usage_status(
+                        db=self.db,
+                        request_id=self.request_id,
+                        status="streaming",
+                        provider=ctx.provider_name,
+                        target_model=ctx.mapped_model,
+                        provider_id=ctx.provider_id,
+                        provider_endpoint_id=ctx.endpoint_id,
+                        provider_api_key_id=ctx.key_id,
+                        first_byte_time_ms=ctx.first_byte_time_ms,
+                        api_format=ctx.api_format,
+                        endpoint_api_format=ctx.provider_api_format or None,
+                        has_format_conversion=ctx.needs_conversion,
+                    )
+                except Exception as e:
+                    logger.warning(f"[{self.request_id}] 同步更新 streaming 状态失败: {e}")
+                    # 回退到后台任务更新
+                    self._update_usage_to_streaming_with_ctx(ctx)
                 state["streaming_updated"] = True
 
     def _convert_sse_line(

src/api/handlers/base/stream_telemetry.py

@@ -112,6 +112,7 @@ class StreamTelemetryRecorder:
 
                 try:
                     await self._dispatch_record(
+                        bg_db,
                         writer,
                         ctx,
                         original_headers,
@@ -137,6 +138,7 @@ class StreamTelemetryRecorder:
                     if response_body is None and should_log_body:
                         response_body = ctx.build_response_body(response_time_ms)
                     await self._dispatch_record(
+                        bg_db,
                         db_writer,
                         ctx,
                         original_headers,
@@ -438,6 +440,7 @@ class StreamTelemetryRecorder:
 
     async def _dispatch_record(
         self,
+        db: Session,
         writer: TelemetryWriter,
         ctx: StreamContext,
         original_headers: dict[str, str],
@@ -455,6 +458,14 @@ class StreamTelemetryRecorder:
                 response_body,
                 response_time_ms,
             )
+            # Queue writer 异步落库可能造成 UI 延迟，先直接更新 Usage 状态
+            if isinstance(writer, QueueTelemetryWriter):
+                await self._update_usage_status_directly(
+                    db=db,
+                    status=self._get_status_from_ctx(ctx),
+                    response_time_ms=response_time_ms,
+                    status_code=ctx.status_code,
+                )
         elif ctx.is_client_disconnected():
             await self._record_cancelled(
                 writer,
@@ -464,6 +475,14 @@ class StreamTelemetryRecorder:
                 response_body,
                 response_time_ms,
             )
+            # Queue writer 异步落库可能造成 UI 延迟，先直接更新 Usage 状态
+            if isinstance(writer, QueueTelemetryWriter):
+                await self._update_usage_status_directly(
+                    db=db,
+                    status="cancelled",
+                    response_time_ms=response_time_ms,
+                    status_code=ctx.status_code,
+                )
         else:
             await self._record_failure(
                 writer,
@@ -473,6 +492,15 @@ class StreamTelemetryRecorder:
                 response_body,
                 response_time_ms,
             )
+            # Queue writer 异步落库可能造成 UI 延迟，先直接更新 Usage 状态
+            if isinstance(writer, QueueTelemetryWriter):
+                await self._update_usage_status_directly(
+                    db=db,
+                    status=self._get_status_from_ctx(ctx),
+                    response_time_ms=response_time_ms,
+                    status_code=ctx.status_code,
+                    error_message=ctx.error_message or f"HTTP {ctx.status_code}",
+                )
 
     def _get_status_from_ctx(self, ctx: StreamContext) -> str:
         """根据上下文获取状态字符串"""