Fixex the deployment issues, read more

The deployment issues were caused by sequelize running out-of-order.
I fixed this by placing sequelize.sync() in correct locations.

I've also updated news-server with these changes.

I've also removed mariadb stuff from the game server's Dockerfile.

Resolved #1

server/database/index.js

@@ -4,9 +4,9 @@ const sequelize = new Sequelize(process.env.DB_DATABASE, process.env.DB_USERNAME
 	host: process.env.DB_HOSTNAME,
 	dialect: 'mariadb',
 	timezone: process.env.DB_TIMEZONE,
-	logging: false
+//	logging: false
 });
 
 sequelize.sync();
 
-module.exports = sequelize;
+module.exports = sequelize;