initial

web/lib/rate-limit.ts

@@ -0,0 +1,13 @@
+const hits = new Map<string, { count: number; time: number }>();
+export function allow(bucket: string, key: string, limit = 10, windowMs = 60_000) {
+  const k = `${bucket}:${key}`;
+  const now = Date.now();
+  const entry = hits.get(k);
+  if (!entry || now - entry.time > windowMs) {
+    hits.set(k, { count: 1, time: now });
+    return true;
+  }
+  if (entry.count >= limit) return false;
+  entry.count++;
+  return true;
+}