add rate limiting

server/src/middleware/rateLimiter.js

@@ -0,0 +1,17 @@
+import rateLimit from "express-rate-limit";
+
+export const generalApiLimiter = rateLimit({
+	window: 60 * 1000,
+	limit: 600,
+	standardHeaders: true,
+	legacyHeaders: false,
+	ipv6Subnet: 64,
+});
+
+export const authApiLimiter = rateLimit({
+	window: 60 * 1000,
+	limit: 5,
+	standardHeaders: true,
+	legacyHeaders: false,
+	ipv6Subnet: 64,
+});