feat: enhance file handling and logging in the application

service/token_counter.go

@@ -398,6 +398,8 @@ func CountTokenMessages(info *relaycommon.RelayInfo, messages []dto.Message, mod
 				} else if m.Type == dto.ContentTypeInputAudio {
 					// TODO: 音频token数量计算
 					tokenNum += 100
+				} else if m.Type == dto.ContentTypeFile {
+					tokenNum += 5000
 				} else {
 					tokenNum += getTokenNum(tokenEncoder, m.Text)
 				}