working version with new Kotlin frontend!!!

jpacrepo-api/src/main/java/net/woggioni/jpacrepo/api/model/CompressionFormat.java

@@ -6,9 +6,12 @@ import lombok.RequiredArgsConstructor;
 import java.io.Serializable;
 
 @RequiredArgsConstructor
-public enum CompressionFormat {
+public enum CompressionFormat implements Comparable<CompressionFormat> {
     XZ("xz"), GZIP("gz"), Z_STANDARD("zst");
 
     @Getter
     private final String value;
+
+
+
 }

jpacrepo-api/src/main/java/net/woggioni/jpacrepo/api/model/PkgData.java

@@ -84,6 +84,8 @@ public class PkgData implements Serializable {
 
     private long size;
 
+    private long installedSize;
+
     @Getter(onMethod_ = {
         @ManyToMany,
         @JoinTable(name = "PkgData_license")