stdio MCP server with two read-only tools for agentic RAG over markdown documentation: - **read_md_with_images** — return markdown with referenced images as interleaved image blocks. Avoids an extra tool call for each image to read. Optionally scoped to a specific section or line range. - **index_md** — return a compact heading index for a file, URL, or folder of markdown files. Used to dynamically index files for targeted reads.