@@ -0,0 +1,607 @@
+package io.github.saidie.plantuml_api;%0A%0Aimport javax.persistence.Basic;%0Aimport javax.persistence.Column;%0Aimport javax.persistence.Entity;%0Aimport javax.persistence.FetchType;%0Aimport javax.persistence.GeneratedValue;%0Aimport javax.persistence.Id;%0Aimport javax.persistence.Lob;%0Aimport lombok.AllArgsConstructor;%0Aimport lombok.Data;%0Aimport lombok.NoArgsConstructor;%0A%0A@Entity%0A@Data%0A@NoArgsConstructor%0A@AllArgsConstructor%0Apublic class Uml %7B%0A    @Id%0A    @GeneratedValue%0A    private long id;%0A%0A    @Lob @Basic(fetch=FetchType.LAZY)%0A    @Column(nullable = false, columnDefinition=%22TEXT%22)%0A    private String content;%0A%7D%0A

Add Uml resource class