Add Fsharp to the docs (#561)

## Summary

Add an F# Example

## How was it tested?

Localhost + Launchpad

---------

Co-authored-by: Mike Landau <[email protected]>

Author: Lagoja

docs/app/docs/devbox_examples/languages/csharp.md

@@ -1,8 +1,8 @@
 ---
-title: C#, F#, and .NET
+title: C# and .NET
 ---
 
-C#, F# and .NET projects can be easily generated in Devbox by adding the dotnet SDK to your project. You can then create new projects using `dotnet new`
+C# and .NET projects can be easily generated in Devbox by adding the dotnet SDK to your project. You can then create new projects using `dotnet new`
 
 [**Example Repo**](https://github.com/jetpack-io/devbox-examples/tree/main/development/csharp)
 
@@ -25,8 +25,4 @@ Other versions available include:
 
 ## Creating a new C# Project
 
-`dotnet new console -lang "C#" -o <name>`
-
-## Creating a new F# Project
-
-`dotnet new console -lang "F#" -o <name>`
+`dotnet new console -lang "C#" -o <name>`

docs/app/docs/devbox_examples/languages/fsharp.md

@@ -0,0 +1,28 @@
+---
+title: F# and .NET
+---
+
+F# and .NET projects can be easily generated in Devbox by adding the dotnet SDK to your project. You can then create new projects using `dotnet new`
+
+[**Example Repo**](https://github.com/jetpack-io/devbox-examples/tree/main/development/fsharp)
+
+## Adding .NET to your project
+
+`devbox add dotnet-sdk`, or add the following to your `devbox.json`:
+
+```json
+  "packages": [
+    "dotnet-sdk"
+  ],
+```
+This will install .NET SDK 6.0
+
+Other versions available include: 
+
+* dotnet-sdk_7 (version 7.0)
+* dotnet-sdk_5 (version 5.0)
+* dotnet-sdk_3 (version 3.1)
+
+## Creating a new F# Project
+
+`dotnet new console -lang "F#" -o <name>`

docs/app/sidebars.js

@@ -162,6 +162,10 @@ const sidebars = {
                     type: 'doc',
                     id: 'devbox_examples/languages/elixir'
                 },
+                {
+                    type: 'doc',
+                    id: 'devbox_examples/languages/fsharp'
+                },
                 {
                     type: 'doc',
                     id: 'devbox_examples/languages/go'