fix: README.md broken link quick start guide (#270)

Signed-off-by: Marco Argentieri <[email protected]>

README.md

@@ -1,4 +1,4 @@
-# Ark Monorepo
+# Ark
 
 [![GitHub release (latest by date)](https://img.shields.io/github/v/release/ark-network/ark)](https://github.com/ark-network/ark/releases)
 [![Docker Image](https://img.shields.io/badge/docker-ghcr.io%2Fark--network%2Fark-blue?logo=docker)](https://github.com/ark-network/ark/pkgs/container/ark)
@@ -27,7 +27,7 @@ Welcome to the Ark monorepo, a comprehensive solution for off-chain Bitcoin and
 ## Usage Documentation
 
 For a comprehensive guide on how to set up and use Ark, please visit our [Developer Portal](https://arkdev.info).
-For a quick-start with Docker, head over to our [Quick Start guide](https://arkdev.info/docs/quick-start/intro) where you can setup an Ark Server and Clients in a local Bitcoin regtest network.
+For a quick-start with Docker, head over to our [Quick Start guide](https://arkdev.info/docs/quick-start/overview) where you can setup an Ark Server and Clients in a local Bitcoin regtest network.
 
 ## Repository Structure
 
@@ -107,4 +107,4 @@ Currently, we do not have an official bug bounty program. However, we value the
 
 ## License
 
-This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details.
+This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details.