Add flyway database migration tool. Read diva news from database

start.bat

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+@echo off
+cd /d %~dp0
+
+@rem set JAVA_HOME=C:\Program Files\RedHat\java-11-openjdk-11.0.4-1
+
+if not "%JAVA_HOME%" == "" goto OkJHome
+
+echo.
+echo Error: JAVA_HOME not found in your environment. >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+:OkJHome
+if exist "%JAVA_HOME%\bin\java.exe" goto init
+echo.
+echo Error: jave.exe not found. in JAVA_HOME>&2
+echo.
+goto error
+
+:init
+SET JAVA_EXE="%JAVA_HOME%\bin\java.exe"
+for /f tokens^=2-5^ delims^=.-_^" %%j in ('%JAVA_EXE% -fullversion 2^>^&1') do set "JAVA_VER=%%j%%k"
+if not %JAVA_VER% LSS 110 goto run
+echo.
+echo Error: Java version is lower than 11, please update your Java version. >&2
+echo.
+goto error
+
+:run
+%JAVA_EXE% -jar aqua.jar
+if ERRORLEVEL 1 goto error
+goto end
+
+
+:error
+set ERROR_CODE=1
+
+:end
+@endlocal & set ERROR_CODE=%ERROR_CODE%
+pause