Add database setup (LosaGame, LosaGame_log, LosaLogData, Backup, backup/restore) and the tested one-PC server config

database/backup.bat

@@ -0,0 +1,9 @@
+@echo off
+rem LosaDev 2019: backup.bat [folder] [server]   (defaults: D:\LosaBackup, .\SQLEXPRESS)
+setlocal
+set DIR=%~1
+if "%DIR%"=="" set DIR=D:\LosaBackup
+set SRV=%~2
+if "%SRV%"=="" set SRV=.\SQLEXPRESS
+if not exist "%DIR%" mkdir "%DIR%"
+sqlcmd -S "%SRV%" -E -b -v BACKUP_DIR="%DIR%" -i "%~dp0backup.sql"