Merged PR 212: Optimize FindChildrenById from O(n) to O(1)

Optimize FindChildrenById from O(n) to O(1):
- Deprecate FindContainerByIdDFS
- Container: Replace Children to string[]
- Add HashMap to IHistoryState that contains all containers

To access a container by id now cost O(1) without any additional cost

+ Implement CICD for SVGLibs

public/workers/worker.js

@@ -9,6 +9,10 @@ const getCircularReplacer = () => {
       return;
     }
 
+    if (key === 'containers') {
+      return Array.from(value.entries());
+    }
+
     if (key === 'symbols') {
       return Array.from(value.entries());
     }