Thanks @TimAi2 's feedback, V3 is here
update
1: set missing property in any Component drawer.
2. change name to CompCreator.
All blocks:
tag: String.
it can be following 3 type:
- property name of the component: this can set the build-in perperty;
- ‘index’: this can set the order of the component;
- any other string: a custom property attached to this component