fixed bugs, memory leaks, etc

src/main/java/dev/zprestige/prestige/ui/LocalConfigs.java

@@ -88,6 +88,10 @@ public final class LocalConfigs {
                         Entry e = GSON.fromJson(Files.readString(p, StandardCharsets.UTF_8), Entry.class);
                         if (e == null || e.name == null || e.name.isBlank()) continue;
                         if (e.tags == null) e.tags = new ArrayList<>();
+                        e.tags.removeIf(java.util.Objects::isNull);
+                        if (e.desc == null) e.desc = "";
+                        if (e.author == null) e.author = "";
+                        if (e.date == null) e.date = "";
                         ALL.add(e);
                     } catch (Throwable t) { System.out.println("[prestige-ui] config " + p.getFileName() + ": " + t); }
                 }
@@ -174,7 +178,8 @@ public final class LocalConfigs {
         e.date = LocalDate.now().toString();
         e.visibility = CreateConfigPage.visibility;
         for (int i = 0; i < CreateConfigPage.TAGS.length; i++) if (CreateConfigPage.tagSel[i]) e.tags.add(CreateConfigPage.TAGS[i]);
-        e.data = GSON.fromJson(snap, JsonObject.class);
+        try { e.data = GSON.fromJson(snap, JsonObject.class); }
+        catch (RuntimeException ex) { System.out.println("[prestige-ui] config snapshot: " + ex); WidgetsPage.toast("Could not create config"); return; }
         write(e);
         ALL.add(0, e);
         CreateConfigPage.name.setLength(0);
@@ -210,7 +215,8 @@ public final class LocalConfigs {
         Entry e = find(c);
         String snap = snapshot();
         if (e == null || snap == null) { WidgetsPage.toast("Could not update config"); return; }
-        e.data = GSON.fromJson(snap, JsonObject.class);
+        try { e.data = GSON.fromJson(snap, JsonObject.class); }
+        catch (RuntimeException ex) { System.out.println("[prestige-ui] config snapshot: " + ex); WidgetsPage.toast("Could not update config"); return; }
         e.date = LocalDate.now().toString();
         write(e);
         rebuild();