optimize code

src/main/resources/application.properties

@@ -1,9 +0,0 @@
-# MySQL Connection Configuration
-spring.datasource.url=jdbc:mariadb://194.195.242.137:3306/expensetracker
-spring.datasource.username=root
-spring.datasource.password=daniel$$$javatop
-spring.datasource.driver-class-name=org.mariadb.jdbc.Driver
-
-# Hibernate Configuration
-spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.MySQLDialect
-server.port=8081