fix: hide dwelling layer control

app.js

@@ -520,7 +520,9 @@ async function loadLayers() {
   try {
     const capabilities = await loadCapabilities();
     availableLayers = extractLayers(capabilities);
-    selectedLayers = availableLayers.map((layer) => layer.name);
+    selectedLayers = availableLayers
+      .filter((layer) => !isInternalLayer(layer.name))
+      .map((layer) => layer.name);
 
     renderLayerList();
     syncSelectedLayers();
@@ -579,9 +581,10 @@ function extractLayers(xmlText) {
 }
 
 function renderLayerList() {
-  els.layerCount.textContent = String(availableLayers.length);
+  const userVisibleLayers = availableLayers.filter((layer) => !isInternalLayer(layer.name));
+  els.layerCount.textContent = String(userVisibleLayers.length);
 
-  if (!availableLayers.length) {
+  if (!userVisibleLayers.length) {
     els.layerList.className = "layer-list empty";
     els.layerList.textContent = "No published layers were returned by the service.";
     return;
@@ -590,7 +593,7 @@ function renderLayerList() {
   els.layerList.className = "layer-list";
   els.layerList.replaceChildren();
 
-  availableLayers.forEach((layer) => {
+  userVisibleLayers.forEach((layer) => {
     const label = document.createElement("label");
     label.className = "layer-item";
 
@@ -631,6 +634,10 @@ function syncSelectedLayers() {
   );
 }
 
+function isInternalLayer(name) {
+  return unqualifiedLayerName(name) === unqualifiedLayerName(DWELLING_PARCEL_LAYER_NAME);
+}
+
 async function loadDwellingParcels() {
   const publishedDwellingLayer = availableLayers.find(
     (layer) => unqualifiedLayerName(layer.name) === unqualifiedLayerName(DWELLING_PARCEL_LAYER_NAME),