fix(web): 发现页海报圆角用设计 token

Co-Authored-By: Claude Opus 5.5 <[email protected]>

apps/web/app/routes/console/discover.tsx

@@ -173,7 +173,7 @@ function PickDialog({
                   onClick={onClose}
                   className="flex items-center gap-3 rounded-lg border border-border/70 p-2 hover:border-foreground/40 hover:bg-accent"
                 >
-                  <span className="h-14 w-10 shrink-0 overflow-hidden rounded bg-muted">
+                  <span className="h-14 w-10 shrink-0 overflow-hidden rounded-tight bg-muted">
                     {c.posterPath ? (
                       <img
                         src={tmdbImageUrl(c.posterPath, "w92") ?? ""}