change 'next' to 'random'

src/ring/router.gleam

@@ -60,14 +60,14 @@ fn handle_next(hash) {
 fn handle_random() {
   let db_path = "members.db"
   use conn <- sqlight.with_connection(db_path)
-  let next =
+  let random =
     sqlight.query(
       "select next from ring order by random() limit 1",
       on: conn,
       expecting: dynamic.decode1(Row, dynamic.element(0, dynamic.string)),
     )
-  case next {
-    Ok([Row(next_link)]) -> wisp.redirect(next_link)
+  case random {
+    Ok([Row(random_link)]) -> wisp.redirect(random_link)
     _ -> wisp.not_found()
   }
 }