fix lastEditedAt issue

Author: Thomasr

server/api-service/lowcoder-server/src/main/java/org/lowcoder/api/application/ApplicationApiServiceImpl.java

@@ -557,7 +557,7 @@ private ApplicationInfoView buildView(Application application, String role, @Nul
                 .agencyProfile(application.agencyProfile())
                 .editingUserId(application.getEditingUserId())
                 .lastModifyTime(application.getUpdatedAt())
-                .lastEditedAt(application.getLastEditedAt().toEpochMilli())
+                .lastEditedAt(application.getLastEditedAt())
                 .build();
     }
 

server/api-service/lowcoder-server/src/main/java/org/lowcoder/api/application/view/ApplicationInfoView.java

@@ -33,7 +33,7 @@ public class ApplicationInfoView {
     @Nullable
     private final Instant lastViewTime; // user last visit time for this app
     private final Instant lastModifyTime; // app's last update time
-    private final long lastEditedAt;
+    private final Instant lastEditedAt;
 
     private final boolean publicToAll;
     private final boolean publicToMarketplace;
@@ -49,6 +49,10 @@ public long getLastModifyTime() {
         return lastModifyTime == null ? 0 : lastModifyTime.toEpochMilli();
     }
 
+    public long getLastEditedAt() {
+        return lastEditedAt == null ? 0 : lastEditedAt.toEpochMilli();
+    }
+
     /**
      * used by front end.
      *

server/api-service/lowcoder-server/src/main/java/org/lowcoder/api/home/UserHomeApiServiceImpl.java

@@ -575,7 +575,7 @@ private ApplicationInfoView buildView(Application application, ResourceRole maxR
                 .applicationStatus(application.getApplicationStatus())
                 .lastModifyTime(application.getUpdatedAt())
                 .lastViewTime(lastViewTime)
-                .lastEditedAt(application.getLastEditedAt().toEpochMilli())
+                .lastEditedAt(application.getLastEditedAt())
                 .publicToAll(application.isPublicToAll())
                 .publicToMarketplace(application.isPublicToMarketplace())
                 .agencyProfile(application.agencyProfile());