first commit

src/db/redis_helper.rs

@@ -0,0 +1,12 @@
+use redis::Client;
+use redis::aio::MultiplexedConnection;
+use std::env;
+
+pub async fn connect() -> MultiplexedConnection {
+    let url = env::var("REDIS_URL").expect("REDIS_URL is required");
+    let client = Client::open(url).expect("Failed to create Redis client");
+    client
+        .get_multiplexed_tokio_connection()
+        .await
+        .expect("Failed to connect to Redis")
+}