chore(share): remove stale gallery pack code

Signed-off-by: baizhi958216 <1475289190@qq.com>

app/play/page.tsx

@@ -1021,34 +1021,6 @@ function PlayInner() {
     }
     track("gallery_export", { scene_count: scenes.length });
     window.open(`/gallery#id=${id}`, "_blank", "noopener");
-
-    // Fire-and-forget: also pack an encrypted `.infiplot` share file for the
-    // player to send to a friend. The local-tab view above is instant either
-    // way; this happens in the background. Server returns 503 if
-    // GALLERY_SECRET isn't configured, in which case we silently skip — the
-    // local view still works, just no share file.
-    // void (async () => {
-    //   try {
-    //     const r = await fetch("/api/gallery-pack", {
-    //       method: "POST",
-    //       headers: { "Content-Type": "application/json" },
-    //       body: JSON.stringify({ docStr }),
-    //     });
-    //     if (!r.ok) return;
-    //     const blob = await r.blob();
-    //     const url = URL.createObjectURL(blob);
-    //     const a = document.createElement("a");
-    //     a.href = url;
-    //     a.download = `infiplot-${id}.infiplot`;
-    //     a.rel = "noopener";
-    //     document.body.appendChild(a);
-    //     a.click();
-    //     a.remove();
-    //     setTimeout(() => URL.revokeObjectURL(url), 2000);
-    //   } catch {
-    //     // network / decrypt error — local view above already worked
-    //   }
-    // })();
   }, [trimGalleryExports]);
 
   const handleExportStory = useCallback(() => {