fix(regulatory): 自动执行法规核查前置汇总

static/js/app.js

@@ -310,7 +310,7 @@
 
   function appendConversationMessage(message) {
     if (!message || document.querySelector('.message[data-message-id="' + message.id + '"]')) {
-      return;
+      return false;
     }
     var label = message.role === "assistant" ? "AI " : "用户 ";
     label += document.querySelectorAll(".message").length + 1;
@@ -320,6 +320,7 @@
     if (message.role === "user") {
       appendNode(created.article.id, label, true);
     }
+    return true;
   }
 
   async function refreshConversationMessages() {
@@ -337,14 +338,21 @@
         return;
       }
       var payload = await response.json();
-      (payload.messages || []).forEach(appendConversationMessage);
+      var appendedCount = 0;
+      (payload.messages || []).forEach(function (message) {
+        if (appendConversationMessage(message)) {
+          appendedCount += 1;
+        }
+      });
       if (payload.latest_message_id) {
         latestMessageId = Math.max(latestMessageId, payload.latest_message_id);
       }
       syncNodeRailVisibility();
       bindNodeAnchorClicks();
       setActiveNode();
-      scrollChatToBottom();
+      if (appendedCount > 0) {
+        scrollChatToBottom();
+      }
     } catch (error) {
       console.error("Conversation message refresh failed", error);
     }