fix(codegen): use repr() for list items in examples

str() on string list items renders as [a, b], indistinguishable from
bare identifiers. repr() renders as ['a', 'b'] so strings are
visually distinct from numbers.

Author: sethfitz

packages/overture-schema-codegen/src/overture/schema/codegen/markdown_renderer.py

@@ -178,7 +178,7 @@ def _format_example_value(value: object) -> str:
         return f"`{_truncate(value)}`"
 
     if isinstance(value, list):
-        items = ", ".join(str(item) for item in value)
+        items = ", ".join(repr(item) for item in value)
         return f"`{_truncate(f'[{items}]')}`"
 
     if isinstance(value, dict):

packages/overture-schema-codegen/tests/test_markdown_renderer.py

@@ -996,7 +996,7 @@ def test_list_renders_comma_separated(self) -> None:
         """Lists render as backtick-wrapped comma-separated values."""
 
         assert _format_example_value([1, 2, 3]) == "`[1, 2, 3]`"
-        assert _format_example_value(["a", "b"]) == "`[a, b]`"
+        assert _format_example_value(["a", "b"]) == "`['a', 'b']`"
         assert _format_example_value([]) == "`[]`"
 
     def test_long_list_truncated(self) -> None: