adding validation protection #521

Job	Run time
find-tutorials	5s
test-10_async/00_base/000_hello_acp	2m 10s
test-10_async/00_base/030_tracing	2m 10s
test-10_async/00_base/010_multiturn	2m 24s
test-00_sync/020_streaming	2m 35s
test-10_async/00_base/080_batch_events	3m 7s
test-00_sync/010_multiturn	2m 43s
test-10_async/00_base/040_other_sdks	4m 6s
test-00_sync/000_hello_acp	2m 16s
test-10_async/10_temporal/020_state_machine	2m 25s
test-10_async/00_base/020_streaming	2m 16s
test-10_async/10_temporal/080_open_ai_agents_sdk_human_in_the_loop	2m 25s
test-10_async/10_temporal/050_agent_chat_guardrails	2m 17s
test-10_async/10_temporal/000_hello_acp	2m 16s
test-10_async/10_temporal/010_agent_chat	2m 44s
test-10_async/10_temporal/070_open_ai_agents_sdk_tools	2m 19s
test-10_async/10_temporal/060_open_ai_agents_sdk_hello_world	2m 12s
test-10_async/10_temporal/030_custom_activities	2m 12s
test-10_async/10_temporal/090_claude_agents_sdk_mvp	2m 13s
Test Summary	3s
	44m 58s

Provide feedback