Revised Quick Start Guide

Quick-Start-Guide.md

@@ -46,6 +46,17 @@ docker ps
 
 or viewing Docker Desktop.
 
+**Access the PHP Container Shell**
+
+If you want to run tests or other commands inside your PHP container, you can connect directly to it with:
+
+```shell
+docker exec -it <project-name>-php bash
+```
+
+Replace `<project-name>` with the name you specified when spinning up your environment (e.g., `my-project-php`). This 
+opens an interactive Bash shell inside the container, giving you full access to the project environment.
+
 ## 5. Manage Your Environment
 
 - **Stop the environment:**