chore: rebuild release package

public/app.js

@@ -4275,6 +4275,8 @@
     updateSessionIdBadge();
     updateCwdBadge();
     updateReloadMcpButtonUI();
+    // 真正替换聊天 DOM 时，使之前 renderMessages 的异步批次失效。
+    renderEpoch++;
     messagesDiv.innerHTML = buildWelcomeMarkup(currentCwd);
     setStatsDisplay(null);
     renderPendingAttachments();
@@ -4513,21 +4515,41 @@
       (!sessionId || activeSessionLoad.sessionId === sessionId));
   }
 
-  function finishSessionSwitch(sessionId) {
+  function finishSessionSwitch(sessionId, requestId) {
+    // 带 requestId 的完成事件必须属于当前加载代次，避免旧请求尾块关闭新请求。
+    if (requestId && (!activeSessionLoad ||
+      activeSessionLoad.sessionId !== sessionId ||
+      activeSessionLoad.requestId !== requestId)) {
+      return;
+    }
     if (isBlockingSessionLoad(sessionId)) {
       scrollToBottom();
-      requestAnimationFrame(() => clearSessionLoading(sessionId));
+      requestAnimationFrame(() => {
+        // RAF 执行时再次校验请求代次，避免旧请求清除同会话的新加载。
+        if (requestId && (!activeSessionLoad ||
+          activeSessionLoad.sessionId !== sessionId ||
+          activeSessionLoad.requestId !== requestId)) {
+          return;
+        }
+        clearSessionLoading(sessionId);
+      });
       return;
     }
     clearSessionLoading(sessionId);
   }
 
-  function finalizeLoadedSession(sessionId) {
+  function finalizeLoadedSession(sessionId, requestId) {
+    // 带 requestId 的完成事件必须属于当前加载代次，避免旧 A 尾块完成新 A 请求。
+    if (requestId && (!activeSessionLoad ||
+      activeSessionLoad.sessionId !== sessionId ||
+      activeSessionLoad.requestId !== requestId)) {
+      return;
+    }
     if (activeSessionLoad?.sessionId === sessionId && activeSessionLoad.snapshot) {
       activeSessionLoad.snapshot.complete = true;
       cacheSessionSnapshot(activeSessionLoad.snapshot);
     }
-    finishSessionSwitch(sessionId);
+    finishSessionSwitch(sessionId, requestId);
   }
 
   function beginSessionSwitch(sessionId, options = {}) {
@@ -4536,7 +4558,6 @@
     const force = options.force === true;
     if (!force && activeSessionLoad?.sessionId === sessionId && !activeSessionLoad.overlayReleased) return;
     if (!force && sessionId === currentSessionId && !activeSessionLoad) return;
-    renderEpoch++;
     loadedHistorySessionId = null;
     setSessionLoading(sessionId, { blocking, label: options.label });
     requestSessionLoad(sessionId, { blocking, label: options.label });
@@ -5304,24 +5325,28 @@
           && (!pendingNewSession.cwd || snapshot.cwd === pendingNewSession.cwd)
           && (!pendingNewSession.mode || snapshot.mode === pendingNewSession.mode));
         const matchesActiveLoad = !!(activeLoad?.sessionId === msg.sessionId
-          && (!activeLoad.requestId || activeLoad.requestId === messageRequestId));
+          && (!messageRequestId || activeLoad.requestId === messageRequestId));
         const matchesPendingNewSession = !!(pendingNewSession
-          && ((!pendingNewSession.requestId || pendingNewSession.requestId === messageRequestId)
+          && ((messageRequestId && pendingNewSession.requestId === messageRequestId)
             || matchesPendingNewSessionFallback));
+        const allowsRequestlessCurrentSession = !messageRequestId && msg.sessionId === currentSessionId;
+        const allowsRequestlessIdleSession = !messageRequestId && !currentSessionId && !activeLoad && !pendingNewSession;
+        const allowsRequestlessUnclaimedSession = !messageRequestId && !activeLoad && !pendingNewSession;
         const canSwitchToSessionInfo = matchesActiveLoad
           || matchesPendingNewSession
-          || msg.sessionId === currentSessionId
-          || (!messageRequestId && !currentSessionId && !activeLoad && !pendingNewSession)
-          || (!messageRequestId && !activeLoad && !pendingNewSession);
+          // 带 requestId 的响应只能由对应的活动加载/新建请求接管视图；
+          // 没有 requestId 的旧服务事件保留当前会话兼容路径。
+          || allowsRequestlessCurrentSession
+          || allowsRequestlessIdleSession
+          || allowsRequestlessUnclaimedSession;
+        if (!canSwitchToSessionInfo) {
+          // 旧代次事件不能污染缓存或会话列表。
+          break;
+        }
         mergeSessionListSnapshot(snapshot);
         if (matchesActiveLoad) {
           activeSessionLoad.snapshot = snapshot;
         }
-        if (!canSwitchToSessionInfo) {
-          if (!msg.historyPending) cacheSessionSnapshot(snapshot);
-          renderSessionList();
-          break;
-        }
         if (matchesPendingNewSession) {
           pendingNewSessionRequest = null;
           if (!matchesActiveLoad) clearSessionLoading();
@@ -5341,34 +5366,48 @@
         }
         if (!msg.historyPending) {
           if (matchesActiveLoad) {
-            finalizeLoadedSession(msg.sessionId);
+            finalizeLoadedSession(msg.sessionId, messageRequestId || undefined);
           } else {
             cacheSessionSnapshot(snapshot);
-            finishSessionSwitch(msg.sessionId);
+            finishSessionSwitch(msg.sessionId, messageRequestId || undefined);
           }
         }
         break;
 
-      case 'session_history_chunk':
-        if (activeSessionLoad?.recoverCurrent && activeSessionLoad.sessionId === msg.sessionId) {
-          if (!msg.remaining) finalizeLoadedSession(msg.sessionId);
+      case 'session_history_chunk': {
+          const historyRequestId = String(msg.requestId || '');
+          const matchesActiveHistoryLoad = !!(activeSessionLoad
+            && activeSessionLoad.sessionId === msg.sessionId
+            && (!historyRequestId || activeSessionLoad.requestId === historyRequestId));
+          const allowsLegacyHistory = !historyRequestId
+            && msg.sessionId === currentSessionId
+            && loadedHistorySessionId === msg.sessionId;
+          if (activeSessionLoad?.recoverCurrent && matchesActiveHistoryLoad) {
+            if (activeSessionLoad.snapshot) {
+              activeSessionLoad.snapshot.messages = cloneMessages(msg.messages || [])
+                .concat(activeSessionLoad.snapshot.messages);
+            }
+            if (!msg.remaining) finalizeLoadedSession(msg.sessionId, historyRequestId || undefined);
+            break;
+          }
+          if ((matchesActiveHistoryLoad || allowsLegacyHistory)
+            && msg.sessionId === currentSessionId
+            && loadedHistorySessionId === msg.sessionId) {
+            const blocking = isBlockingSessionLoad(msg.sessionId);
+            if (activeSessionLoad?.sessionId === msg.sessionId && activeSessionLoad.snapshot) {
+              activeSessionLoad.snapshot.messages = cloneMessages(msg.messages || []).concat(activeSessionLoad.snapshot.messages);
+            }
+            prependHistoryMessages(msg.messages || [], {
+              preserveScroll: !blocking,
+              skipScrollbar: blocking,
+              baseIndex: Number.isFinite(Number(msg.historyBaseIndex)) ? Number(msg.historyBaseIndex) : 0,
+            });
+            if (!msg.remaining) {
+              finalizeLoadedSession(msg.sessionId, historyRequestId || undefined);
+            }
+          }
           break;
         }
-        if (msg.sessionId === currentSessionId && loadedHistorySessionId === msg.sessionId) {
-          const blocking = isBlockingSessionLoad(msg.sessionId);
-          if (activeSessionLoad?.sessionId === msg.sessionId && activeSessionLoad.snapshot) {
-            activeSessionLoad.snapshot.messages = cloneMessages(msg.messages || []).concat(activeSessionLoad.snapshot.messages);
-          }
-          prependHistoryMessages(msg.messages || [], {
-            preserveScroll: !blocking,
-            skipScrollbar: blocking,
-            baseIndex: Number.isFinite(Number(msg.historyBaseIndex)) ? Number(msg.historyBaseIndex) : 0,
-          });
-          if (!msg.remaining) {
-            finalizeLoadedSession(msg.sessionId);
-          }
-        }
-        break;
 
       case 'session_message':
         if (msg.sessionId && msg.message) {