def concat_files_strings(files: dict[str, str]) -> str:
        """Concatenate multiple `read_files` outputs into a single string."""
        out = []
        for path, content in files.items():
            out.append(f"[File: {path}]\n{content}")
        return "\n\n".join(out)
Concatenate multiple `read_files` outputs into a single string.
sweagent/utils/patch_formatter.py