feat: Implement device firmware and command APIs, add individual device administration page, and refine UI styling.

src/app/api/devices/[id]/command/route.ts

@@ -0,0 +1,44 @@
+import { NextResponse } from "next/server";
+import { prisma } from "@/lib/prisma";
+
+export async function POST(
+    req: Request,
+    { params }: { params: Promise<{ id: string }> }
+) {
+    try {
+        const { id } = await params;
+        const { command } = await req.json();
+
+        // In a real implementation, this would communicate with the hardware
+        // For now, we simulate success and update the database accordingly
+
+        const device = await prisma.device.findUnique({
+            where: { id }
+        });
+
+        if (!device) {
+            return NextResponse.json({ error: "Device not found" }, { status: 404 });
+        }
+
+        switch (command) {
+            case "REBOOT":
+                // Simulate reboot logic
+                console.log(`[DEVICE CMD] Rebooting device ${device.serialNumber}`);
+                break;
+            case "SHUTDOWN":
+                // Simulate shutdown logic
+                console.log(`[DEVICE CMD] Shutting down device ${device.serialNumber}`);
+                await prisma.device.update({
+                    where: { id },
+                    data: { status: "OFFLINE" }
+                });
+                break;
+            default:
+                return NextResponse.json({ error: "Unknown command" }, { status: 400 });
+        }
+
+        return NextResponse.json({ success: true, command });
+    } catch (error) {
+        return NextResponse.json({ error: "Internal Server Error" }, { status: 500 });
+    }
+}