Added default custom datasource properties

src/main/resources/application.properties

@@ -3,6 +3,13 @@
 #spring.datasource.url = jdbc:mysql://localhost:3306/chatto_db?useSSL=false
 #spring.datasource.username = chatto_user
 #spring.datasource.password = password
+
+chatto.datasource.username=chatto_user
+chatto.datasource.password=password
+chatto.datasource.database-name=chatto_db2
+chatto.datasource.url=localhost
+chatto.datasource.port=3306
+chatto.datasource.params=useSSL=false
 spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
 ## Hibernate Properties
 # The SQL dialect makes Hibernate generate better SQL for the chosen database