diff --git a/.gitignore b/.gitignore
index a1a4d77..1162af3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -33,3 +33,5 @@ pitch/
 # OpenDeploy-only build with hardcoded public proxy URL — local, never commit
 # (a public fork would route image traffic through our Cloudflare Worker).
 Dockerfile.opendeploy
+
+piolium/
diff --git a/app/page.tsx b/app/page.tsx
index 256b514..2fe8e1a 100644
--- a/app/page.tsx
+++ b/app/page.tsx
@@ -1666,7 +1666,7 @@ export default function HomePage() {
           >
             <i className="fa-brands fa-x-twitter" />
           </a>
-          <UserChip onLoginClick={() => setAuthModalOpen(true)} />
+          <UserChip />
         </div>
       </header>
 
diff --git a/app/play/page.tsx b/app/play/page.tsx
index 1854890..45acb3e 100644
--- a/app/play/page.tsx
+++ b/app/play/page.tsx
@@ -2574,7 +2574,7 @@ function PlayInner() {
             <span className="text-clay-300">·</span>
             <span>{String(beatCount).padStart(3, "0")} · 拍</span>
           </div>
-          <UserChip onLoginClick={() => setAuthModalOpen(true)} />
+          <UserChip />
         </div>
       </header>
 
diff --git a/components/UserChip.tsx b/components/UserChip.tsx
index a06b969..817b844 100644
--- a/components/UserChip.tsx
+++ b/components/UserChip.tsx
@@ -5,11 +5,7 @@ import { AUTH_ENABLED } from "@/lib/supabase/config";
 import { createClient } from "@/lib/supabase/client";
 import type { AuthChangeEvent, Session, User } from "@supabase/supabase-js";
 
-export function UserChip({
-  onLoginClick,
-}: {
-  onLoginClick: () => void;
-}) {
+export function UserChip() {
   const [user, setUser] = useState<User | null>(null);
   const [menuOpen, setMenuOpen] = useState(false);
 
@@ -32,20 +28,7 @@ export function UserChip({
     setMenuOpen(false);
   }, []);
 
-  if (!AUTH_ENABLED) return null;
-
-  if (!user) {
-    return (
-      <button
-        type="button"
-        onClick={onLoginClick}
-        className="flex items-center gap-1.5 rounded-full border border-cream-50/15 bg-cream-50/[0.06] px-3 py-1.5 text-[11px] text-cream-50/70 transition-colors hover:bg-cream-50/[0.12] hover:text-cream-50/90"
-      >
-        <i className="fa-solid fa-right-to-bracket text-[10px]" />
-        登录
-      </button>
-    );
-  }
+  if (!AUTH_ENABLED || !user) return null;
 
   const label =
     user.user_metadata?.full_name ??
diff --git a/lib/ai-client/image.ts b/lib/ai-client/image.ts
index c2cb1c5..1d4e5e2 100644
--- a/lib/ai-client/image.ts
+++ b/lib/ai-client/image.ts
@@ -329,7 +329,7 @@ async function generateImageRunware(
     CFGScale: 3.5,
     numberResults: 1,
     outputType: "URL",
-    outputFormat: "PNG",
+    outputFormat: "WEBP",
     includeCost: false,
   };