Estava dando erro antes mesmo de adicionar o arquivo data.sql.
Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. 2020-06-01 12:14:22.617 ERROR 5716 --- [ restartedMain] o.s.boot.SpringApplication : Application run failed org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'entityManagerFactory' defined in class path resource [org/springframework/boot/autoconfigure/orm/jpa/HibernateJpaConfiguration.class]: Invocation of init method failed; nested exception is org.hibernate.AnnotationException: @OneToOne or @ManyToOne on br.com.alura.forum.model.Topico.curso references an unknown entity: br.com.alura.forum.model.Curso
