cooldown of a minute is enough; cache outside cooldown (once cached, no cooldown check needed anymore)

dap/algos/custom.py

@@ -30,8 +30,8 @@ def calc_custom(results, image, pixel_mask):
     results.update(res)
 
 
-@cooldown(30)
 @functools.cache
+@cooldown(60)
 def load_custom(script):
     beamline, name = script.split(":")