修复访客浏览轨迹延迟与排序，增加演示站

保留 SPA hash 以正确区分页面；延迟采集 title 避免慢一页；轨迹改为最新在上；补充 demo-shop 测试页与 Vite 静态路由。

server/internal/handler/page_track.go

@@ -67,8 +67,12 @@ func sanitizePageURL(raw string) string {
 	if changed {
 		u.RawQuery = q.Encode()
 	}
-	// 去掉 fragment
-	u.Fragment = ""
+	// 保留 hash：大量 SPA（含演示站 demo-shop）靠 #/path 区分页面；
+	// 若去掉 fragment，换页后 URL 相同会被服务端当成重复而丢弃轨迹。
+	// 仅截断过长 hash，避免异常数据撑爆字段。
+	if utf8.RuneCountInString(u.Fragment) > 200 {
+		u.Fragment = string([]rune(u.Fragment)[:200])
+	}
 	out := u.String()
 	return truncateRunes(out, maxPageURLLen)
 }

server/internal/handler/page_track_test.go

@@ -7,13 +7,22 @@ import (
 )
 
 func TestSanitizePageURL(t *testing.T) {
-	got := sanitizePageURL("https://shop.example.com/p/1?token=secret&ok=1#hash")
-	if got == "" || strings.Contains(got, "token=") || strings.Contains(got, "#") {
+	got := sanitizePageURL("https://shop.example.com/p/1?token=secret&ok=1#/cart")
+	if got == "" || strings.Contains(got, "token=") {
 		t.Fatalf("sanitize failed: %q", got)
 	}
 	if !strings.Contains(got, "ok=1") {
 		t.Fatalf("should keep ok param: %q", got)
 	}
+	// SPA hash 路由必须保留，否则换页轨迹会被去重丢掉
+	if !strings.Contains(got, "#/cart") {
+		t.Fatalf("should keep hash fragment for SPA: %q", got)
+	}
+	home := sanitizePageURL("http://localhost:5173/demo-shop/index.html#/")
+	cart := sanitizePageURL("http://localhost:5173/demo-shop/index.html#/cart")
+	if home == "" || cart == "" || home == cart {
+		t.Fatalf("hash pages must differ: home=%q cart=%q", home, cart)
+	}
 	if sanitizePageURL("javascript:alert(1)") != "" {
 		t.Fatal("reject javascript")
 	}

server/internal/handler/session.go

@@ -353,7 +353,8 @@ func (h *SessionHandler) Get(c *gin.Context) {
 	var events []model.SessionEvent
 	model.DB.Where("session_id = ?", session.ID).Order("created_at asc").Find(&events)
 	var pageViews []model.VisitorPageView
-	model.DB.Where("session_id = ?", session.ID).Order("entered_at asc").Limit(maxPageViewsPerSession).Find(&pageViews)
+	// 最新在前，坐席侧无需滚到底
+	model.DB.Where("session_id = ?", session.ID).Order("entered_at desc").Limit(maxPageViewsPerSession).Find(&pageViews)
 	var pendingCount int64
 	model.DB.Model(&model.Session{}).Where("customer_id = ? AND tenant_id = ? AND status = ?", session.CustomerID, session.TenantID, "waiting").Count(&pendingCount)
 

server/internal/handler/widget.go

@@ -274,13 +274,34 @@ func (h *WidgetHandler) PageView(c *gin.Context) {
 	pageTitle := sanitizePageTitle(req.PageTitle)
 	now := time.Now()
 
-	// 与当前页相同则只刷新 last_seen，不重复插轨迹
+	// 与当前页相同：只刷新活跃时间/标题，不插重复轨迹
 	if strings.TrimSpace(session.CurrentURL) == pageURL {
-		_ = model.DB.Model(session).Updates(map[string]interface{}{
-			"last_seen_at":  now,
-			"current_title": pageTitle,
-		}).Error
-		c.JSON(http.StatusOK, gin.H{"code": 0, "data": gin.H{"deduped": true}})
+		updates := map[string]interface{}{
+			"last_seen_at": now,
+		}
+		titleFixed := false
+		if pageTitle != "" && pageTitle != strings.TrimSpace(session.CurrentTitle) {
+			updates["current_title"] = pageTitle
+			// 同步最新一条轨迹的标题（纠正「慢一页」时写入的旧 title）
+			var last model.VisitorPageView
+			if err := model.DB.Where("session_id = ? AND url = ?", session.ID, pageURL).
+				Order("entered_at desc").First(&last).Error; err == nil {
+				_ = model.DB.Model(&last).Update("title", pageTitle).Error
+				titleFixed = true
+				if payload, err := ws.NewEvent("page_view", session.ID, gin.H{
+					"id":         last.ID,
+					"session_id": last.SessionID,
+					"url":        pageURL,
+					"title":      pageTitle,
+					"entered_at": last.EnteredAt,
+					"title_fix": true,
+				}); err == nil {
+					ws.DefaultHub.BroadcastToTenantStaff(session.TenantID, payload)
+				}
+			}
+		}
+		_ = model.DB.Model(session).Updates(updates).Error
+		c.JSON(http.StatusOK, gin.H{"code": 0, "data": gin.H{"deduped": true, "title_updated": titleFixed}})
 		return
 	}
 
@@ -324,7 +345,9 @@ func (h *WidgetHandler) PageView(c *gin.Context) {
 		"title":      pv.Title,
 		"entered_at": pv.EnteredAt,
 	}); err == nil {
-		ws.DefaultHub.BroadcastToSessionStaff(session.TenantID, session.AgentID, payload)
+		// 排队中 AgentID 为空时，BroadcastToSessionStaff 只会推给 admin/supervisor，
+		// 一线坐席看不到实时轨迹；轨迹对租户内工作人员统一广播。
+		ws.DefaultHub.BroadcastToTenantStaff(session.TenantID, payload)
 	}
 
 	c.JSON(http.StatusOK, gin.H{"code": 0, "data": pv})