add git clone and uv tip

Author: burtenshaw

units/en/unit3/build-mcp-server.mdx

@@ -52,14 +52,30 @@ You'll implement three essential tools that establish patterns for the entire au
 
 ### Starter Code
 
+Clone the starter code repository:
+
+```bash
+git clone https://github.com/huggingface/mcp-course.git
+```
+
 Navigate to the starter code directory:
 
 ```bash
-cd projects/unit3/build-mcp-server/starter
+cd mcp-course/projects/unit3/build-mcp-server/starter
 ```
 
 Install dependencies:
 
+<Tip>
+
+You might want to create a virtual environment for this project:
+
+```bash
+uv venv .venv
+source .venv/bin/activate # On Windows use: .venv\Scripts\activate
+```
+</Tip>
+
 ```bash
 uv sync --all-extras
 ```