feat: Add Grafana panels, fix Ledger auth, update PM2 versions

- Add GrafanaPanel component for system health monitoring
- Update DashboardPage with Grafana iframe panels
- Fix Ledger auth middleware (TICKET-009)
- Update PM2 proxy package.json versions
- Deploy BOC frontend via PM2

web-v2/src/components/GrafanaPanel.tsx

@@ -0,0 +1,27 @@
+import React from 'react';
+
+interface GrafanaPanelProps {
+  src: string;
+  title: string;
+  height?: number;
+}
+
+export const GrafanaPanel: React.FC<GrafanaPanelProps> = ({ 
+  src, 
+  title, 
+  height = 300 
+}) => {
+  return (
+    <div className="bg-white rounded-lg shadow-md p-4 mb-4">
+      <h3 className="text-lg font-semibold mb-2">{title}</h3>
+      <iframe
+        src={src}
+        width="100%"
+        height={height}
+        frameBorder="0"
+        title={title}
+        className="rounded"
+      />
+    </div>
+  );
+};