message: refactor(node): only update size when changed
diff: @@ -152,6 +152,16 @@ const storeModel: StoreModel = {
  updateNodeDimensions: action((state, { id, nodeElement }) => {
  const bounds = nodeElement.getBoundingClientRect();
  const dimensions = getDimensions(nodeElement);
  + const matchingNode = state.nodes.find(n => n.id === id);
  +
  + // only update when size change
  + if (
  + !matchingNode ||
  + (matchingNode.__rg.width === dimensions.width && matchingNode.__rg.height === dimensions.height)
  + ) {
  + return;
  + }
  +
  const handleBounds = {
  source: getHandleBounds('.source', nodeElement, bounds, state.transform[2]),
  target: getHandleBounds('.target', nodeElement, bounds, state.transform[2]),
  