Only escape the row index when it is rendered

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

Author: timvink

src/mkdocs_table_reader_plugin/markdown.py

@@ -65,9 +65,9 @@ def escape(value):
     # Escape a copy, so that a DataFrame passed in by a macros user is left alone
     df = df.map(escape)
     df.columns = [escape(c) for c in df.columns]
-    # Row labels and index name too, as they are rendered when index=True.
+    # Row labels and index name too, when they are rendered (index=True).
     # A MultiIndex is rendered as tuple reprs, which escaping cannot fix.
-    if not isinstance(df.index, pd.MultiIndex):
+    if markdown_kwargs["index"] and not isinstance(df.index, pd.MultiIndex):
         df = df.rename(index=escape).rename_axis(index=escape)
 
     return df.to_markdown(**markdown_kwargs)