feat: dashboard auto-refresh, collapsible sidebar, error retry

- Dashboard: auto-refresh toggle (30s interval, spins when live)
- Dashboard: responsive grid (6 cols mobile, 12 cols desktop)
- Sidebar: Dashboards, Saved views, Queues sections now collapsible
  with chevron toggle
- Error banner: added Retry button next to error message

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

web/src/app/dashboards/[id]/page.tsx

@@ -54,6 +54,7 @@ export default function DashboardPage({ params }: { params: Promise<{ id: string
   const [views, setViews] = useState<SavedView[]>([]);
   const [loading, setLoading] = useState(true);
   const [error, setError] = useState<string | null>(null);
+  const [autoRefresh, setAutoRefresh] = useState(false);
 
   // Add widget dialog
   const [addOpen, setAddOpen] = useState(false);
@@ -94,6 +95,23 @@ export default function DashboardPage({ params }: { params: Promise<{ id: string
     });
   }, [fetchDashboard]);
 
+  // Auto-refresh: only refresh widget data, not structure
+  useEffect(() => {
+    if (!autoRefresh || !dashboard) return;
+    const interval = setInterval(() => {
+      for (const widget of widgets) {
+        getWidgetData(dashboard.id, widget.id).then(({ data: wData }) => {
+          if (wData) {
+            setWidgets((prev) =>
+              prev.map((w) => (w.id === widget.id ? { ...w, data: wData } : w))
+            );
+          }
+        });
+      }
+    }, 30_000);
+    return () => clearInterval(interval);
+  }, [autoRefresh, dashboard?.id]);
+
   const handleAddWidget = async () => {
     if (!addViewId || !addTitle.trim()) return;
     setAdding(true);
@@ -194,6 +212,15 @@ export default function DashboardPage({ params }: { params: Promise<{ id: string
             )}
           </div>
           <div className="flex items-center gap-2">
+            <Button
+              variant="outline"
+              size="sm"
+              onClick={() => setAutoRefresh((v) => !v)}
+              className={cn("h-8 border-border/80", autoRefresh ? "bg-primary/20 text-primary" : "bg-card/70")}
+            >
+              <RefreshCwIcon className={cn("h-4 w-4", autoRefresh && "animate-spin")} />
+              {autoRefresh ? "Live" : "Auto"}
+            </Button>
             <Button
               variant="outline"
               size="sm"
@@ -222,7 +249,7 @@ export default function DashboardPage({ params }: { params: Promise<{ id: string
             </Button>
           </div>
         ) : (
-          <div className="grid auto-rows-[minmax(120px,auto)] grid-cols-12 gap-4">
+          <div className="grid auto-rows-[minmax(100px,auto)] grid-cols-6 gap-3 md:grid-cols-12 md:gap-4">
             {widgets.map((widget) => (
               <div
                 key={widget.id}

web/src/app/page.tsx

@@ -864,8 +864,11 @@ function TicketWorkbenchContent() {
       </header>
 
       {error && (
-        <div className="shrink-0 border-b border-destructive/20 bg-destructive/10 px-5 py-2 text-sm text-destructive">
-          {error}
+        <div className="flex items-center justify-between shrink-0 border-b border-destructive/20 bg-destructive/10 px-5 py-2 text-sm text-destructive">
+          <span>{error}</span>
+          <button type="button" onClick={() => fetchData()} className="ml-3 text-xs font-medium underline hover:no-underline">
+            Retry
+          </button>
         </div>
       )}
 

web/src/components/app-shell.tsx

@@ -4,6 +4,7 @@ import { useState, useEffect, Suspense, createContext, useContext } from "react"
 import { usePathname, useSearchParams } from "next/navigation";
 import Link from "next/link";
 import {
+  ChevronRightIcon,
   LayoutGridIcon,
   UserIcon,
   InboxIcon,
@@ -89,6 +90,11 @@ function SidebarNav() {
   const [savedViews, setSavedViews] = useState<SavedView[]>([]);
   const [dashboards, setDashboards] = useState<Dashboard[]>([]);
   const [currentUserId, setCurrentUserId] = useState<string | null>(null);
+  const [expanded, setExpanded] = useState<Record<string, boolean>>({
+    dashboards: true,
+    queues: true,
+    views: true,
+  });
 
   useEffect(() => {
     // Find current user and compute view counts
@@ -190,41 +196,21 @@ function SidebarNav() {
         })}
       </div>
 
-      {queues.length > 0 && (
-        <div>
-          {!collapsed && (
-            <div className="px-2 py-1.5 text-[11px] font-semibold text-sidebar-foreground/45 uppercase">
-              Queues
-            </div>
-          )}
-          {queues.map((queue) => {
-            const active =
-              pathname === "/" && searchParams.get("queue") === queue.id;
-            const QueueIcon = () => (
-              <span className="w-2 h-2 rounded-full bg-sidebar-primary flex-shrink-0 shadow-[0_0_0_3px_color-mix(in_oklch,var(--sidebar-primary)_18%,transparent)]" />
-            );
-            return (
-              <SidebarNavItem
-                key={queue.id}
-                href={`/?queue=${queue.id}`}
-                icon={QueueIcon}
-                label={queue.name}
-                count={queue.count}
-                active={active}
-              />
-            );
-          })}
-        </div>
-      )}
-
       {dashboards.length > 0 && (
         <div className="mt-4">
           {!collapsed && (
-            <div className="px-2 py-1.5 text-[11px] font-semibold text-sidebar-foreground/45 uppercase">
+            <button
+              type="button"
+              onClick={() => setExpanded((e) => ({ ...e, dashboards: !e.dashboards }))}
+              className="flex w-full items-center gap-1 px-2 py-1.5 text-[11px] font-semibold text-sidebar-foreground/45 uppercase hover:text-sidebar-foreground/70"
+            >
+              <ChevronRightIcon
+                className={cn("h-3 w-3 transition-transform", expanded.dashboards && "rotate-90")}
+              />
               Dashboards
-            </div>
+            </button>
           )}
-          {dashboards.map((dash) => {
+          {expanded.dashboards && dashboards.map((dash) => {
             const active =
               pathname.startsWith("/dashboards/") && pathname.endsWith(dash.id);
             return (
@@ -243,11 +229,18 @@ function SidebarNav() {
       {savedViews.length > 0 && (
         <div className="mt-4">
           {!collapsed && (
-            <div className="px-2 py-1.5 text-[11px] font-semibold text-sidebar-foreground/45 uppercase">
+            <button
+              type="button"
+              onClick={() => setExpanded((e) => ({ ...e, views: !e.views }))}
+              className="flex w-full items-center gap-1 px-2 py-1.5 text-[11px] font-semibold text-sidebar-foreground/45 uppercase hover:text-sidebar-foreground/70"
+            >
+              <ChevronRightIcon
+                className={cn("h-3 w-3 transition-transform", expanded.views && "rotate-90")}
+              />
               Saved views
-            </div>
+            </button>
           )}
-          {savedViews.map((view) => {
+          {expanded.views && savedViews.map((view) => {
             const active =
               pathname === "/" && searchParams.get("view_id") === view.id;
             return (
@@ -262,6 +255,40 @@ function SidebarNav() {
           })}
         </div>
       )}
+
+      {queues.length > 0 && (
+        <div className="mt-4">
+          {!collapsed && (
+            <button
+              type="button"
+              onClick={() => setExpanded((e) => ({ ...e, queues: !e.queues }))}
+              className="flex w-full items-center gap-1 px-2 py-1.5 text-[11px] font-semibold text-sidebar-foreground/45 uppercase hover:text-sidebar-foreground/70"
+            >
+              <ChevronRightIcon
+                className={cn("h-3 w-3 transition-transform", expanded.queues && "rotate-90")}
+              />
+              Queues
+            </button>
+          )}
+          {expanded.queues && queues.map((queue) => {
+            const active =
+              pathname === "/" && searchParams.get("queue") === queue.id;
+            const QueueIcon = () => (
+              <span className="w-2 h-2 rounded-full bg-sidebar-primary flex-shrink-0 shadow-[0_0_0_3px_color-mix(in_oklch,var(--sidebar-primary)_18%,transparent)]" />
+            );
+            return (
+              <SidebarNavItem
+                key={queue.id}
+                href={`/?queue=${queue.id}`}
+                icon={QueueIcon}
+                label={queue.name}
+                count={queue.count}
+                active={active}
+              />
+            );
+          })}
+        </div>
+      )}
     </>
   );
 }