feat: add method to_steps to Performance

modules/flags.py

@@ -152,6 +152,10 @@ class Performance(Enum):
     def list(cls) -> list:
         return list(map(lambda c: c.value, cls))
 
+    @classmethod
+    def by_steps(cls, steps: int | str):
+        return cls[Steps(int(steps)).name]
+
     @classmethod
     def has_restricted_features(cls, x) -> bool:
         if isinstance(x, Performance):