starting caching work

config/redis.ts

@@ -0,0 +1,27 @@
+import { createClient } from "redis";
+
+import curriedLogger from "../utils/logger.ts";
+import { sleep } from "../utils/flake.ts";
+const logger = curriedLogger(import.meta.filename);
+
+if (!process.env["REDIS_URI"])
+  throw new TypeError("Redis connection URI not defined");
+
+// Initialize
+const redisClient: ReturnType<typeof createClient> = createClient({
+  url: process.env["REDIS_URI"],
+});
+
+// Check connection
+(async () => {
+  try {
+    await redisClient.connect();
+    while (!redisClient.isReady) await sleep(100);
+    logger.info("Connected to Redis store");
+  } catch (error) {
+    logger.error("Redis connection error", { error });
+    throw error;
+  }
+})();
+
+export { redisClient };