Lazy load Maplibre GL JS and add hillshading layer

layers/mvt/terrarium-hillshading-style.json

@@ -0,0 +1,21 @@
+{
+    "version": 8,
+    "sources": {
+        "dem": {
+            "type": "raster-dem",
+            "tiles": [
+                "https://s3.amazonaws.com/elevation-tiles-prod/terrarium/{z}/{x}/{y}.png"
+            ],
+            "encoding": "terrarium",
+            "tileSize": 256,
+            "maxzoom": 15
+        }
+    },
+    "layers": [
+        {
+            "id": "hillshading",
+            "source": "dem",
+            "type": "hillshade"
+        }
+    ]
+}

layers/mvt/terrarium-hillshading.geojson

@@ -0,0 +1,15 @@
+{
+    "geometry": null,
+    "properties": {
+        "attribution": {
+            "text": "Terrain Tiles from AWS",
+            "url": "https://registry.opendata.aws/terrain-tiles/"
+        },
+        "id": "terrarium-hillshading",
+        "name": "Hillshading",
+        "overlay": true,
+        "type": "mvt",
+        "url": "terrarium-hillshading-style"
+    },
+    "type": "Feature"
+}