feat: add reasoning effort logging and display

- Add `ReasoningEffort` field to `RelayInfo` struct
- Update log generation to include reasoning effort in admin info
- Modify logs table component to display reasoning effort when available
- Preserve reasoning effort information during request processing

relay/common/relay_info.go

@@ -45,6 +45,7 @@ type RelayInfo struct {
 	RealtimeTools        []dto.RealTimeTool
 	IsFirstRequest       bool
 	AudioUsage           bool
+	ReasoningEffort      string
 	ChannelSetting       map[string]interface{}
 }