feat(core): add SetOptionsOperation model and explain_set_options() explainer#142

Tinna23 merged 1 commit intoStellarCommons:mainStellarCommons/Stellar-Explain:mainfrom

JoeX17:feat/backend-27-set-options-explainerJoeX17/Stellar-Explain:feat/backend-27-set-options-explainerCopy head branch name to clipboard