chore(api): Retrieve DEFAULT_RATE_LIMIT_PER_MIN using zod

Author: marcindobry

packages/server/lib/middleware/ratelimit.middleware.ts

@@ -6,14 +6,16 @@ import { createClient } from 'redis';
 import { getRedisUrl } from '@nangohq/shared';
 import { flagHasAPIRateLimit, flagHasPlan, getLogger } from '@nangohq/utils';
 
+import { envs } from '../env.js';
+
 import type { RequestLocals } from '../utils/express.js';
 import type { DBPlan } from '@nangohq/types';
 import type { NextFunction, Request, Response } from 'express';
 import type { RateLimiterAbstract } from 'rate-limiter-flexible';
 
 const logger = getLogger('RateLimiter');
 
-const defaultLimit = parseInt(process.env['DEFAULT_RATE_LIMIT_PER_MIN'] || '0') || 3500;
+const defaultLimit = envs.DEFAULT_RATE_LIMIT_PER_MIN;
 const rateLimiterSize: Record<DBPlan['api_rate_limit_size'], number> = {
     s: defaultLimit / 2,
     m: defaultLimit,

packages/utils/lib/environment/parse.ts

@@ -22,7 +22,7 @@ export const ENVS = z.object({
     SERVER_PORT: z.coerce.number().optional().default(3003),
     NANGO_SERVER_URL: z.url().optional(),
     NANGO_SERVER_KEEP_ALIVE_TIMEOUT: z.coerce.number().optional().default(61_000),
-    DEFAULT_RATE_LIMIT_PER_MIN: z.coerce.number().min(1).optional(),
+    DEFAULT_RATE_LIMIT_PER_MIN: z.coerce.number().min(1).optional().default(200),
     NANGO_CACHE_ENV_KEYS: z.stringbool().optional().default(false),
     NANGO_SERVER_WEBSOCKETS_PATH: z.string().optional(),
     NANGO_ADMIN_INVITE_TOKEN: z.string().optional(),