feat: add conditional step execution with skip/fail behavior#573

jumski wants to merge 1 commit intographite-base/573pgflow-dev/pgflow:graphite-base/573from

01-05-add_condition_evaluation_in_start_ready_steps_and_dsl_supportpgflow-dev/pgflow:01-05-add_condition_evaluation_in_start_ready_steps_and_dsl_supportCopy head branch name to clipboard