Exception in thread "main" javax.persistence.PersistenceException: No Persistence provider for EntityManager named loja at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:85) at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:54) at br.com.alura.loja.jpa.testes.CadastroProduto.main(CadastroProduto.java:20)
