feat(frontend): 同步欢迎面板展示

frontend/src/components/workspace/welcome.tsx

@@ -41,12 +41,10 @@ export function Welcome({
           `✨ ${t.welcome.createYourOwnSkill} ✨`
         ) : (
           <div className="flex items-center gap-2">
-            <AuroraText
-              className="text-center text-[18px] leading-normal font-normal text-[#333333]"
-              colors={colors}
-            >
-              {t.welcome.greeting}
-            </AuroraText>
+            <div className={cn("inline-block", !waved ? "animate-wave" : "")}>
+              {isUltra ? "🚀" : "👋"}
+            </div>
+            <AuroraText colors={colors}>{t.welcome.greeting}</AuroraText>
           </div>
         )}
       </div>
@@ -61,7 +59,13 @@ export function Welcome({
           )}
         </div>
       ) : (
-        <div> </div>
+        <div className="text-muted-foreground text-sm">
+          {t.welcome.description.includes("\n") ? (
+            <pre className="whitespace-pre">{t.welcome.description}</pre>
+          ) : (
+            <p>{t.welcome.description}</p>
+          )}
+        </div>
       )}
     </div>
   );