Add GPS trace example

Dockerfile

@@ -1,6 +1,7 @@
 FROM jupyter/base-notebook:latest
 
 RUN mamba install -c conda-forge leafmap geemap mapwidget geopandas localtileserver voila nodejs maplibre typing_extensions==4.11.0 -y && \
+    pip install -U leafmap && \
     fix-permissions "${CONDA_DIR}" && \
     fix-permissions "/home/${NB_USER}"
 

notebooks/gps_trace.ipynb

@@ -15,12 +15,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "m = leafmap.Map(style=\"liberty\", height=\"610px\")\n",
-    "m.add_basemap(\"Satellite\")\n",
-    "m.add_basemap(\"OpenStreetMap.Mapnik\", visible=False)\n",
-    "m.add_overture_buildings(visible=False)\n",
-    "m.add_layer_control()\n",
-    "m"
+    "leafmap.open_gps_trace()"
    ]
   }
  ],