refactor: move the installation description to the README.md

README.md

@@ -84,6 +84,16 @@ winget install Git.Git
 winget install Microsoft.VisualStudioCode
 ```
 
+You can also run the one-shot install script if the project is cloned locally
+```pwsh
+./install.ps1
+```
+or if you don't have the project locally run
+
+```pwsh
+Invoke-RestMethod -Uri https://git.frod.dk/floppydiscen/git-workshop/raw/branch/main/install.ps1 | Invoke-Expression
+```
+
 ### Quick Start
 
 1. **Install the prerequisites above**