更新qmt代码，支持多端qmt登录

qmt/start.bat

@@ -21,13 +21,13 @@ title QMT 自动化交易系统 [监控中]
 if not exist "%LOG_DIR%" mkdir "%LOG_DIR%"
 
 :: 优化日期获取逻辑，防止由于区域设置导致的非法文件名字符
-for /f "tokens=1-3 delims=-/ " %%a in ("%date%") do (
-    set "Y=%%a"
-    set "M=%%b"
-    set "D=%%c"
-)
+for /f "tokens=2 delims==" %%a in ('wmic os get localdatetime /value') do set "dt=%%a"
+:: 提取前 8 位：YYYYMMDD
+set "Y=%dt:~0,4%"
+set "M=%dt:~4,2%"
+set "D=%dt:~6,2%"
 set "TODAY=%Y%-%M%-%D%"
-set "LOG_FILE=%LOG_DIR%\launcher_%TODAY%.log"
+set "LOG_FILE=%LOG_DIR%\%TODAY%.log"
 
 cls
 echo ==================================================