feat(saju): 사주풀이 5 컴포넌트 + useSajuReading hook

src/pages/saju/components/HoryungQuote.jsx

@@ -0,0 +1,12 @@
+import React from 'react';
+import HoryungMascot from './HoryungMascot';
+
+export default function HoryungQuote({ pose = 'thinking', text }) {
+  if (!text) return null;
+  return (
+    <div className="saju-horyung-quote">
+      <HoryungMascot pose={pose} size="sm" />
+      <div className="saju-horyung-quote__text">{text}</div>
+    </div>
+  );
+}