add imports

Author: datokrat

src/Std/Data/Iterators/Lemmas.lean

@@ -7,3 +7,4 @@ prelude
 import Std.Data.Iterators.Lemmas.Basic
 import Std.Data.Iterators.Lemmas.Monadic
 import Std.Data.Iterators.Lemmas.Consumers
+import Std.Data.Iterators.Lemmas.Producers

src/Std/Data/Iterators/Lemmas/Producers.lean

@@ -0,0 +1,8 @@
+/-
+Copyright (c) 2025 Lean FRO, LLC. All rights reserved.
+Released under Apache 2.0 license as described in the file LICENSE.
+Authors: Paul Reichert
+-/
+prelude
+import Std.Data.Iterators.Lemmas.Producers.Monadic
+import Std.Data.Iterators.Lemmas.Producers.List

src/Std/Data/Iterators/Lemmas/Producers/Monadic.lean

@@ -0,0 +1,7 @@
+/-
+Copyright (c) 2025 Lean FRO, LLC. All rights reserved.
+Released under Apache 2.0 license as described in the file LICENSE.
+Authors: Paul Reichert
+-/
+prelude
+import Std.Data.Iterators.Lemmas.Producers.Monadic.List