Add installation docs for JHub App Launcher (#391)

Co-authored-by: Pavithra Eswaramoorthy <pavithraes@outlook.com>

docs/docs/how-tos/jhub-app-launcher.md

@@ -0,0 +1,40 @@
+---
+id: jhub-app-launcher
+title: JHub App Launcher with Nebari
+description: Using JHub App Launcher with Nebari
+---
+
+# JHub App Launcher with Nebari
+
+[JHub App Launcher](https://github.com/nebari-dev/jhub-apps) is a generalized server launcher
+for JupyterHub. You can use it to create and share apps using various frameworks like:
+
+- Panel
+- Bokeh
+- Streamlit
+- Plotly Dash
+- Voila
+- Gradio
+- JupyterLab
+- Generic Python Command
+
+## Installation
+
+JHub App Launcher can be enabled on Nebari by adding the following in the
+`nebari-config.yml`:
+
+```yaml
+jhub_apps:
+  enabled: true
+```
+
+:::note
+JHub App Launcher is enabled by default in the Nebari after version
+[2023.12.1](https://github.com/nebari-dev/nebari/releases/tag/2023.12.1).
+:::
+
+## Environment
+
+To be able to create apps using the JHub App Launcher in Nebari,
+you need to have `jhub-apps` and the corresponding framework (for example, `panel`)
+in your conda-store generated conda environment.

docs/sidebars.js

@@ -73,6 +73,7 @@ module.exports = {
         "how-tos/pytorch-best-practices",
         "how-tos/setup-argo",
         "how-tos/using-argo",
+        "how-tos/jhub-app-launcher",
         "how-tos/idle-culling",
         "how-tos/nebari-extension-system",
         "how-tos/telemetry",