fix(editor): Remove selection box when only one node selected using selection rectangle (#14160)

packages/frontend/editor-ui/src/components/canvas/Canvas.vue

@@ -139,6 +139,7 @@ const {
 	onNodesInitialized,
 	findNode,
 	viewport,
+	nodesSelectionActive,
 	onEdgeMouseLeave,
 	onEdgeMouseEnter,
 	onEdgeMouseMove,
@@ -357,6 +358,12 @@ function onSelectionDragStop(event: NodeDragEvent) {
 	onUpdateNodesPosition(event.nodes.map(({ id, position }) => ({ id, position })));
 }
 
+function onSelectionEnd() {
+	if (selectedNodes.value.length === 1) {
+		nodesSelectionActive.value = false;
+	}
+}
+
 function onSetNodeActivated(id: string) {
 	props.eventBus.emit('nodes:action', { ids: [id], action: 'update:node:activated' });
 	emit('update:node:activated', id);
@@ -796,6 +803,7 @@ provide(CanvasKey, {
 		@node-drag-stop="onNodeDragStop"
 		@node-click="onNodeClick"
 		@selection-drag-stop="onSelectionDragStop"
+		@selection-end="onSelectionEnd"
 		@selection-context-menu="onOpenSelectionContextMenu"
 		@dragover="onDragOver"
 		@drop="onDrop"