Update README.md

README.md

@@ -1,17 +1,29 @@
 ---
-title: Dashboard showcasing Lonboard for fast, interactive geospatial vector data visualization
+title: MapWidget Cesium
 emoji: 🗺️
-colorFrom: yellow
-colorTo: red
+colorFrom: red
+colorTo: yellow
 sdk: docker
 pinned: false
 license: mit
 ---
 
-See [lonboard_dashboard](https://awesome-panel.org/resources/lonboard_dashboard/) by [awesome-panel.org](https://awesome-panel.org) for more info.
+See [mapwidget_cesium](https://awesome-panel.org/resources/mapwidget_cesium/) by [awesome-panel.org](https://awesome-panel.org) for more info.
+
+## Set `CESIUM_TOKEN`
+
+You will need to set the `CESIUM_TOKEN` environment variable.
+
+Get a token from [Cesium Sign Up](https://ion.cesium.com/signup/)
+
+Run
+
+```bash
+export CESIUM_TOKEN=...
+```
 
 ## Serve
 
 ```python
 panel serve app.py --autoreload
-```
+```