style: clean up code formatting and remove trailing whitespace

refactor: reorganize imports and fix type imports

lib/rate-limiter.ts

@@ -54,21 +54,24 @@ const RATE_LIMITS: Record<string, RateLimitConfig> = {
 };
 
 // Limpar cache expirado a cada 5 minutos
-setInterval(() => {
-  const now = Date.now();
-  let cleaned = 0;
+setInterval(
+  () => {
+    const now = Date.now();
+    let cleaned = 0;
 
-  for (const [key, entry] of requestCache.entries()) {
-    if (now > entry.resetAt) {
-      requestCache.delete(key);
-      cleaned++;
+    for (const [key, entry] of requestCache.entries()) {
+      if (now > entry.resetAt) {
+        requestCache.delete(key);
+        cleaned++;
+      }
     }
-  }
 
-  if (cleaned > 0) {
-    console.log(`🧹 Rate limiter: ${cleaned} entradas expiradas removidas`);
-  }
-}, 5 * 60 * 1000);
+    if (cleaned > 0) {
+      console.log(`🧹 Rate limiter: ${cleaned} entradas expiradas removidas`);
+    }
+  },
+  5 * 60 * 1000,
+);
 
 /**
  * Verifica se uma requisição excede o rate limit
@@ -78,7 +81,7 @@ setInterval(() => {
  */
 export function checkRateLimit(
   ip: string,
-  path: string
+  path: string,
 ): {
   allowed: boolean;
   remaining: number;
@@ -180,6 +183,6 @@ export function createRateLimitResponse(resetAt: number): Response {
         "X-RateLimit-Remaining": "0",
         "X-RateLimit-Reset": new Date(resetAt).toISOString(),
       },
-    }
+    },
   );
 }