Add customer management

internal_frontend/app/api/customers/route.ts

@@ -0,0 +1,14 @@
+import {NextRequest, NextResponse} from "next/server";
+import {serverCall} from "@/lib/api/serverCall";
+
+export async function GET() {
+    const data = await serverCall("/customers", "GET");
+    const customers = await data.json();
+    return NextResponse.json(customers);
+}
+
+export async function POST(req: NextRequest) {
+    const body = await req.json()
+    const result = await serverCall("/customers", "POST", body);
+    return NextResponse.json(result.json());
+}