Module time 

Time-based validation: deadlines, cooldowns, staleness.

Functions

check_cooldown_elapsed

Check that enough time has elapsed since the last operation.

check_deadline_not_passed

Check that a deadline has NOT passed (now < deadline).

check_deadline_passed

Check that a deadline has passed (now >= deadline).

check_in_future

Check that a timestamp is in the future.

check_in_past

Check that a timestamp is in the past.

check_staleness

Check that data is not stale (updated recently enough).