use `CLICKHOUSE_URL` envvar instead of `CLICKHOUSE_HOST`

server/src/lib/clickhouse.ts

@@ -6,10 +6,10 @@ import { retry } from "./utils/retry.js";
 const env = new Env();
 
 const { CLICKHOUSE_USER, CLICKHOUSE_PASS } = env.required;
-const CLICKHOUSE_HOST = env.get("CLICKHOUSE_HOST", "http://localhost:8123");
+const CLICKHOUSE_URL = env.get("CLICKHOUSE_URL", "http://localhost:8123");
 
 export const clickhouse = createClickhouseClient({
-  url: CLICKHOUSE_HOST,
+  url: CLICKHOUSE_URL,
   username: CLICKHOUSE_USER,
   password: CLICKHOUSE_PASS,
   keep_alive: {