chore(release): prepare public source release

fixtures/polyglot/repo/nested/worker.py

@@ -0,0 +1,12 @@
+class Worker:
+    def build(self, value: int) -> int:
+        return value + 1
+
+
+def helper(value: int) -> int:
+    return value * 2
+
+
+def build_twice(value: int) -> int:
+    worker = Worker()
+    return helper(worker.build(value))