docs(readme): add ollama link

https://ollama.com/

Author: remarkablemark

README.md

@@ -6,7 +6,7 @@
 [![build](https://github.com/ai-action/code-ollama/actions/workflows/build.yml/badge.svg)](https://github.com/ai-action/code-ollama/actions/workflows/build.yml)
 [![codecov](https://codecov.io/gh/ai-action/code-ollama/graph/badge.svg?token=gRGUasRn2k)](https://codecov.io/gh/ai-action/code-ollama)
 
-🦙 Ollama coding agent that runs in your terminal.
+🦙 [Ollama](https://ollama.com/) coding agent that runs in your terminal.
 
 ## Quick Start