Replace parsing and test libraries

* WIP

* WIP

* wip

* WIP

* Several fixes

* Tests wip port to playwright

* WIP

* Fix more tests

* Serialization tests fixed

* Several fixes for tests

* Input options types

* Type adjustments

* Fix object reference parser

* Tests fixes

* More tests fixes

js/template/node/CommentNodeTemplate.js

@@ -16,6 +16,7 @@ export default class CommentNodeTemplate extends IResizeableTemplate {
         super.initialize(element) // Keep it at the end because it calls this.getColor() where this.#color must be initialized
     }
 
+    /** @returns {HTMLElement} */
     getDraggableElement() {
         return this.element.querySelector(".ueb-node-top")
     }

js/template/node/NodeTemplate.js

@@ -55,7 +55,7 @@ export default class NodeTemplate extends ISelectableDraggableTemplate {
     /** @param {NodeElement} element */
     initialize(element) {
         super.initialize(element)
-        this.element.classList.add(.../** @type {NodeTemplateConstructor} */(this.constructor).nodeStyleClasses)
+        this.element.classList.add(.../** @type {typeof NodeTemplate} */(this.constructor).nodeStyleClasses)
         this.element.style.setProperty("--ueb-node-color", this.getColor().cssText)
         this.pinInserter = this.element.entity.additionalPinInserter()
         if (this.pinInserter) {