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

database/06_encode_key.sql

@@ -0,0 +1,8 @@
+-- LosaDev 2019: the 15-character key the game server reads at start (define_encode_key,
+-- game_encode_get_fix_key). setup-db.bat asks for it (ENCODE_KEY).
+USE [LosaGame]
+GO
+IF LEN(N'$(ENCODE_KEY)') <> 15 RAISERROR('ENCODE_KEY must be 15 characters', 16, 1)
+ELSE IF NOT EXISTS (SELECT 1 FROM dbo.define_encode_key WHERE encodeKey = '$(ENCODE_KEY)')
+	INSERT INTO dbo.define_encode_key (encodeKey, regDate) VALUES ('$(ENCODE_KEY)', GETDATE())
+GO