feat: initial smart home dashboard

- Next.js 14 + TypeScript + Tailwind CSS
- Glassmorphism design with ambient orbs
- Cards: Light x2, Temperature, AirPurifier, Tasks, Weather, Savings
- Home Assistant integration (demo mode if no token)
- Vikunja tasks API
- Pulse savings API
- wttr.in weather
- Framer Motion animations
- Dark/light theme toggle
- Bottom navigation
- Dockerfile for deployment

next.config.mjs

@@ -0,0 +1,27 @@
+/** @type {import('next').NextConfig} */
+const nextConfig = {
+  output: "standalone",
+  images: {
+    remotePatterns: [
+      {
+        protocol: "https",
+        hostname: "wttr.in",
+      },
+    ],
+  },
+  async headers() {
+    return [
+      {
+        source: "/(.*)",
+        headers: [
+          {
+            key: "X-Content-Type-Options",
+            value: "nosniff",
+          },
+        ],
+      },
+    ];
+  },
+};
+
+export default nextConfig;