bug(Tracker): Empty tracker value fix

Author: Kruptein

CHANGELOG.md

@@ -93,6 +93,7 @@ tech changes will usually be stripped from release notes for the public
 -   Initiative entries would remain blurred if the focused entry was removed by another player.
 -   Group system not properly cleaning up on location changes
 -   Group badges were not sorted numerically in a shape's group settings when set to the numbers character set.
+-   Tracker input resets to last value if left empty
 
 ## [2025.3]
 

client/src/game/ui/settings/shape/TrackerSettings.vue

@@ -33,6 +33,8 @@ const trackers = computed(() => {
 
 function updateTracker(tracker: DeepReadonly<UiTracker>, delta: Partial<Tracker>, syncTo = true): void {
     if (!owned.value || activeShapeStore.state.id === undefined) return;
+    if (delta.value !== undefined && Number.isNaN(delta.value)) delta.value = tracker.value;
+    if (delta.maxvalue !== undefined && Number.isNaN(delta.maxvalue)) delta.maxvalue = tracker.maxvalue;
 
     if (tracker.temporary) {
         trackerSystem.add(tracker.shape, { ...tracker }, SERVER_SYNC);