* fix(core): Make node execution order configurable, and backward-compatible
* ⚡ Also add new Merge-Node behaviour
* ⚡ Fix typo
* Fix lint issue
* update labels
* rename legacy to v0
* remove the unnecessary log
* default all new workflows to use v1 execution-order
* remove the controller changes
* clone default settings to avoid it getting modified
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Co-authored-by: Jan Oberhauser <jan.oberhauser@gmail.com>