fix selection rect not disappearing when clicking empty space

frontend/components/SelectionRect.vue

@@ -43,23 +43,25 @@ function onDocumentPointerUp(e: MouseEvent) {
         return;
     }
 
-    if (!rect.isMinSize()) {
-        warrenStore.clearSelection();
-        return;
-    }
-
     const left = Math.min(rect.a.x, rect.b.x);
     const top = Math.min(rect.a.y, rect.b.y);
     const width = Math.abs(rect.a.x - rect.b.x);
     const height = Math.abs(rect.a.y - rect.b.y);
     const selectionRect = new DOMRect(left, top, width, height);
 
+    const isMinSize = rect.isMinSize();
+
     rect.disable();
 
     if (warrenStore.current == null || warrenStore.current.dir == null) {
         return;
     }
 
+    if (!isMinSize) {
+        warrenStore.clearSelection();
+        return;
+    }
+
     const entryElements = document.querySelectorAll('[data-entry-index]');
 
     const targetEntries = [];