fix lobby seek variant warning

modules/lobby/src/main/Seek.scala

@@ -62,6 +62,7 @@ case class Seek(
         Json.obj("key" -> pt.key)
       })
       .add("provisional" -> perf.exists(_.provisional))
+      .add("variant" -> realVariant.exotic.option(realVariant.key))
 
   lazy val perfType = PerfPicker.perfType(Speed.Correspondence, realVariant, daysPerTurn)
 }

ui/lobby/src/interfaces.ts

@@ -24,6 +24,7 @@ export interface Seek {
     key: string;
   };
   provisional?: boolean;
+  variant?: string;
   action: 'joinSeek' | 'cancelSeek';
 }
 

ui/lobby/src/variant.ts

@@ -13,17 +13,17 @@ const variantConfirms = {
     'This is a Crazyhouse game!\n\nEvery time a piece is captured, the capturing player gets a piece of the same type and of their color in their pocket.',
 };
 
-function storageKey(key) {
-  return 'lobby.variant.' + key;
-}
+const storageKey = key => 'lobby.variant.' + key;
 
 export default function (variant: string) {
-  return Object.keys(variantConfirms).every(function (key) {
-    const v = variantConfirms[key];
-    if (variant === key && !lichess.storage.get(storageKey(key))) {
-      const c = confirm(v);
-      if (c) lichess.storage.set(storageKey(key), '1');
-      return c;
-    } else return true;
-  });
+  return (
+    !variant ||
+    Object.keys(variantConfirms).every(function (key) {
+      if (variant === key && !lichess.storage.get(storageKey(key))) {
+        const c = confirm(variantConfirms[key]);
+        if (c) lichess.storage.set(storageKey(key), '1');
+        return c;
+      } else return true;
+    })
+  );
 }