Add feature flag to determine support for previewing on different device sizes

packages/builder/src/builderStore/store/frontend.js

@@ -43,6 +43,7 @@ const INITIAL_FRONTEND_STATE = {
     deviceAwareness: false,
     state: false,
     customThemes: false,
+    devicePreview: false,
   },
   currentFrontEndType: "none",
   selectedScreenId: "",

packages/builder/src/pages/builder/app/[application]/design/[assetType]/_layout.svelte

@@ -152,7 +152,9 @@
     {#if $currentAsset}
       <div class="preview-header">
         <ComponentSelectionList />
-        <DevicePreviewSelect />
+        {#if $store.clientFeatures.devicePreview}
+          <DevicePreviewSelect />
+        {/if}
         {#if $store.clientFeatures.customThemes}
           <ThemeEditor />
         {:else if $store.clientFeatures.spectrumThemes}

packages/client/manifest.json

@@ -4,7 +4,8 @@
     "intelligentLoading": true,
     "deviceAwareness": true,
     "state": true,
-    "customThemes": true
+    "customThemes": true,
+    "devicePreview": true
   },
   "layout": {
     "name": "Layout",