feat(contracts!): Kl/sync layer stable1

[kelemeno]

What ❔

Why ❔

Checklist

• PR title corresponds to the body of PR (we generate changelog entries from PRs).
• Tests for the changes have been added / updated.
• Documentation comments have been added / updated.
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[github-actions]

Detected VM performance changes

Benchmark name	change in estimated runtime	change in number of opcodes executed
call_far	+2.3%	N/A

Changes in number of opcodes executed indicate that the gas price of the benchmark has changed, which causes it run out of gas at a different time. Or that it is behaving completely differently.