Function register_weapon_enchant_procs 

pub(crate) fn register_weapon_enchant_procs(
    built: &mut BuiltCombatSystem,
    procs: &[WeaponEnchantProc],
) -> Result<(), EngineError>

Register every WeaponEnchantProc onto built (RPPM tracker, buff aura, impact proc).

Errors

Returns an engine construction error when a proc or its aura cannot be registered safely.