Svelte NodeToolbar with E2E (#3643)

* Added NodeToolbar

* Added comments & fixed default behaviour in svelte

* Added e2e-tests for NodeToolbar component & added data-id to react NodeToolbar

* refactor(svelte/NodeToolbar): cleanup

* refactor(node-toolbar): add system utils

---------

Co-authored-by: moklick <info@moritzklack.com>

tests/playwright/e2e/utils.ts

@@ -0,0 +1,16 @@
+const MATCH_ALL_NUMBERS = /[\d\.]+/g;
+
+// Type "Locator" not exported...
+export async function getTransform(element) {
+  const transformString = await element.evaluate((el) => {
+    return el.style.transform;
+  });
+
+  // Parses all numbers in f.ex "translate(590px, 324px) scale(2)""
+  const transforms = transformString.match(MATCH_ALL_NUMBERS);
+  return {
+    translateX: parseFloat(transforms![0]),
+    translateY: parseFloat(transforms![1]),
+    scale: parseFloat(transforms![2]),
+  };
+}