Add README.md

Author: raffaelschneider

README.md

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+# hx.raskell.io
+
+Website for [hx](https://github.com/raskell-io/hx) — an extremely fast Haskell package and project manager, written in Rust.
+
+**Live site:** https://hx.raskell.io
+
+## Overview
+
+This repository contains the source for the hx product website. Built with [Zola](https://www.getzola.org/) using the `purple-haze` theme.
+
+## Development
+
+### Prerequisites
+
+- [Zola](https://www.getzola.org/documentation/getting-started/installation/) (0.18+)
+- Or use [mise](https://mise.jdx.dev/) to manage the environment:
+  ```bash
+  mise install
+  ```
+
+### Local Development
+
+```bash
+# Start development server with live reload
+zola serve
+
+# Build for production
+zola build
+
+# Check for errors
+zola check
+```
+
+The development server runs at `http://127.0.0.1:1111` by default.
+
+## Project Structure
+
+```
+.
+├── config.toml          # Zola configuration
+├── content/             # Markdown content pages
+├── static/              # Static assets (images, fonts, etc.)
+├── templates/           # HTML templates (if overriding theme)
+└── themes/
+    └── purple-haze/     # Custom theme
+        ├── sass/        # SCSS stylesheets
+        └── templates/   # Theme templates
+```
+
+## Deployment
+
+The site is automatically deployed on push to the main branch.
+
+## License
+
+MIT