add installer alpha version

web/templates/dashboard.html

@@ -2,7 +2,7 @@
 <div class="space-y-6">
   <div>
     <h1 class="text-3xl font-bold text-white mb-2">Dashboard</h1>
-    <p class="text-slate-400">Welcome to atlasOS Storage Controller</p>
+    <p class="text-slate-400">Welcome to AtlasOS Storage Controller</p>
   </div>
 
   <div class="grid grid-cols-1 md:grid-cols-4 gap-4">
@@ -17,7 +17,7 @@
         </div>
       </div>
       <p class="text-2xl font-bold text-white mb-1" id="pool-count">-</p>
-      <p class="text-sm text-slate-400">ZFS Pools</p>
+      <p class="text-sm text-slate-400">Storage Pools</p>
     </div>
 
     <!-- Storage Capacity Card -->
@@ -124,7 +124,12 @@
   // Fetch dashboard data and update UI
   function updateDashboard() {
     fetch('/api/v1/dashboard')
-      .then(res => res.json())
+      .then(res => {
+        if (!res.ok) {
+          throw new Error(`HTTP ${res.status}`);
+        }
+        return res.json();
+      })
       .then(data => {
         // Update storage stats
         document.getElementById('pool-count').textContent = data.storage.pool_count || 0;