Mr. Drew's Assignment Creator — Docker share build

Self-contained Dockerized build for end users. Run via docker compose;
see README.md for setup. Source-only, no sample data or build artifacts.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

app/api/settings/route.js

@@ -0,0 +1,18 @@
+import { NextResponse } from "next/server";
+import { getSettings, saveSettings } from "@/lib/store";
+
+export const dynamic = "force-dynamic";
+
+export async function GET() {
+  return NextResponse.json(getSettings());
+}
+
+export async function PUT(request) {
+  try {
+    const body = await request.json();
+    const saved = saveSettings(body);
+    return NextResponse.json(saved);
+  } catch (e) {
+    return NextResponse.json({ error: String(e.message || e) }, { status: 400 });
+  }
+}