fix: 优化界面展 及引用关系

examples/rag-grounding-usage.ts

@@ -39,10 +39,6 @@ async function basicQueryExample() {
         console.log('参考来源:');
         result.data.grounding_metadata.sources.forEach((source, index) => {
           console.log(`  ${index + 1}. ${source.title}`);
-          console.log(`     片段: ${source.snippet}`);
-          if (source.relevance_score) {
-            console.log(`     相关性: ${(source.relevance_score * 100).toFixed(1)}%`);
-          }
         });
       }
     } else {