Move redis connection url to env var

src/redis.ts

@@ -1,9 +1,9 @@
 import { createClient } from 'redis';
 
+const redisUrl = process.env.REDIS_URL || 'redis://localhost:6379';
+
 // Create a new Redis client
-const client = createClient({
-  url: 'redis://gwei-bot-redis:6379'
-});
+const client = createClient({ url: redisUrl });
 
 // Log any Redis errors to the console
 client.on('error', (error) => {