# md_reader

A simple Markdown reader with Mermaid diagram support.

## Features

- Render Markdown to HTML
- Batch convert Markdown files
- HTTP server for serving files
- **Mermaid diagram support** with SVG export
- Preview in browser

## Installation

```bash
cargo build --release
```

## Usage

### Render a single file

```bash
md_reader render document.md -o output.html
```

### Batch convert

```bash
md_reader batch ./docs/ -o ./html/
```

### Start HTTP server

```bash
md_reader server -p 8080 -d ./docs/
```

### Preview in browser

```bash
md_reader preview document.md
```

## Mermaid Support

md_reader supports rendering Mermaid diagrams in Markdown files.

### Usage

Use `mermaid` code blocks:

````markdown
```mermaid
graph TD
    A[Start] --> B[End]
```
````

### Supported Diagram Types

- Flowchart
- Sequence Diagram
- Class Diagram
- State Diagram
- Gantt Chart
- Pie Chart
- Entity Relationship Diagram

### SVG Export

Hover over any Mermaid diagram and click "Download SVG" to download the vector graphic.

## License

MIT