chore: add jdbc prefix do datasource url

src/main/resources/application.properties

@@ -1,5 +1,5 @@
 spring.jpa.database=postgresql
-spring.datasource.url=${DATASOURCE_URL}
+spring.datasource.url=jdbc:${DATABASE_URL}
 spring.datasource.username=${POSTGRES_USER}
 spring.datasource.password=${POSTGRES_PASSWORD}
 spring.mvc.throw-exception-if-no-handler-found=true
@@ -9,4 +9,3 @@ spring.jpa.generate-ddl=true
 spring.jpa.hibernate.ddl-auto=update
 spring.datasource.hikari.max-lifetime=30000
 api.security.token.secret=${JWT_SECRET}
-