feat: playground add submenu

src/pages/playground/style/file-list.less

@@ -33,6 +33,7 @@
     .title {
       display: flex;
       align-items: center;
+      max-width: 300px;
     }
   }
 }

src/pages/playground/style/rerank-message.less

@@ -4,8 +4,7 @@
 
   .rank {
     margin-right: 10px;
-    max-width: 75px;
-    min-width: 55px;
+    min-width: 20px;
     display: flex;
     align-items: center;
     justify-content: space-between;
@@ -14,6 +13,15 @@
       margin-left: 5px;
       color: var(--ant-rate-star-color);
     }
+
+    .doc-index {
+      border: 1px solid var(--ant-color-border);
+      padding: 0 12px;
+      font-size: 12px;
+      border-radius: 12px;
+      line-height: 1.4em;
+      color: var(--ant-color-text-secondary);
+    }
   }
 
   .result {
@@ -26,6 +34,7 @@
     margin-bottom: 0;
     display: flex;
     align-items: center;
+    line-height: 2;
   }
 
   .text {
@@ -42,4 +51,23 @@
     font-weight: var(--font-weight-bold);
     font-style: italic;
   }
+
+  .content-item-content {
+    padding: 14px;
+    border-radius: 0 0 var(--border-radius-base) var(--border-radius-base);
+  }
+
+  .result-header {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    border-radius: 4px 4px 0 0;
+    background: var(--ant-color-fill-tertiary);
+    padding: 0 14px;
+    border-bottom: 1px solid var(--ant-color-split);
+
+    .title {
+      font-weight: var(--font-weight-medium);
+    }
+  }
 }