Implement structured JSON outputs for agents#547

evalstate wants to merge 1 commit intomainevalstate/fast-agent:mainfrom

claude/structured-json-outputs-01VRRCPJ3RxMYzAB6hUi5oQhevalstate/fast-agent:claude/structured-json-outputs-01VRRCPJ3RxMYzAB6hUi5oQhCopy head branch name to clipboard