schema_version: formula_lifecycle_index.v1
classifications:
  active:
    description: "Formulas currently used in the primary execution order"
    match_rule: "in_primary_execution_order == true"
  shadow:
    description: "New formulas under evaluation"
    match_rule: "status == 'shadow'"
  experimental:
    description: "Formulas for research only"
    match_rule: "status == 'experimental'"
  deprecated:
    description: "Formulas pending retirement"
    match_rule: "status == 'deprecated'"
  runtime_supplement:
    description: "Helper formulas for internal logic"
    match_rule: "role == 'helper'"