diff --git a/.memory/worklog.json b/.memory/worklog.json
index 67eb8c4..6d65dd6 100644
--- a/.memory/worklog.json
+++ b/.memory/worklog.json
@@ -1,25 +1,5 @@
 {
   "entries": [
-    {
-      "files_changed": 3,
-      "hash": "3a52628",
-      "message": "auto-save 2026-05-20 19:05 (~3)",
-      "ts": "2026-05-20T19:05:46+08:00",
-      "type": "commit"
-    },
-    {
-      "files_changed": 2,
-      "hash": "f35bfe0",
-      "message": "fix: render scaled workbench text sharply",
-      "ts": "2026-05-20T19:07:06+08:00",
-      "type": "commit"
-    },
-    {
-      "files_changed": 1,
-      "message": "Codex 会话活跃 · 最近命令：codex · 分支 main · 1 项未提交变更 · 最近提交：fix: render scaled workbench text sharply",
-      "ts": "2026-05-20T11:15:31Z",
-      "type": "session-heartbeat"
-    },
     {
       "files_changed": 1,
       "hash": "ddaa795",
@@ -3193,6 +3173,27 @@
       "message": "auto-save 2026-05-27 14:53 (+1, ~6)",
       "hash": "3c146d6",
       "files_changed": 8
+    },
+    {
+      "ts": "2026-05-27T14:58:42+08:00",
+      "type": "commit",
+      "message": "auto-save 2026-05-27 14:58 (+2, ~2)",
+      "hash": "284296d",
+      "files_changed": 4
+    },
+    {
+      "ts": "2026-05-27T14:59:39+08:00",
+      "type": "commit",
+      "message": "fix: auto-sync completed canvas videos",
+      "hash": "f3c0500",
+      "files_changed": 6
+    },
+    {
+      "ts": "2026-05-27T15:06:31+08:00",
+      "type": "commit",
+      "message": "docs: codify marketing product baseline",
+      "hash": "3035efc",
+      "files_changed": 3
     }
   ]
 }
diff --git a/web/canvas-app/src/stores/canvas.js b/web/canvas-app/src/stores/canvas.js
index d2c73f3..32c28ca 100644
--- a/web/canvas-app/src/stores/canvas.js
+++ b/web/canvas-app/src/stores/canvas.js
@@ -165,14 +165,14 @@ const checkSignificantChanges = (oldState, newState) => {
   return false
 }
 
-// Add a new node | 添加新节点
-export const addNode = (type, position = { x: 100, y: 100 }, data = {}) => {
+const createNode = (type, position, data = {}, rootProps = {}, now = Date.now()) => {
   const id = getNodeId()
-  const now = Date.now()
-  const newNode = {
+
+  return {
     id,
     type,
     position,
+    ...rootProps,
     data: {
       ...getDefaultNodeData(type),
       ...data,
@@ -180,9 +180,14 @@ export const addNode = (type, position = { x: 100, y: 100 }, data = {}) => {
       updatedAt: data.updatedAt || now
     }
   }
-  nodes.value = [...nodes.value, newNode]
+}
+
+// Add a new node | 添加新节点
+export const addNode = (type, position = { x: 100, y: 100 }, data = {}, rootProps = {}) => {
+  const newNode = createNode(type, position, data, rootProps)
+  nodes.value.push(newNode)
   saveToHistory() // Save after adding node | 添加节点后保存
-  return id
+  return newNode.id
 }
 
 /**
@@ -200,33 +205,20 @@ export const addNodes = (nodeSpecs, autoBatch = true) => {
     startBatchOperation()
   }
 
-  const ids = []
   const now = Date.now()
-
-  nodeSpecs.forEach(spec => {
-    const { type, position = { x: 100, y: 100 }, data = {} } = spec
-    const id = getNodeId()
-    const newNode = {
-      id,
-      type,
-      position,
-      data: {
-        ...getDefaultNodeData(type),
-        ...data,
-        createdAt: data.createdAt || now,
-        updatedAt: data.updatedAt || now
-      }
-    }
-    nodes.value = [...nodes.value, newNode]
-    ids.push(id)
+  const newNodes = nodeSpecs.map(spec => {
+    const { type, position = { x: 100, y: 100 }, data = {}, rootProps = {} } = spec
+    return createNode(type, position, data, rootProps, now)
   })
 
+  nodes.value.push(...newNodes)
+
   // End batch operation if auto | 如果自动管理则结束批量操作并保存到历史
   if (autoBatch) {
     endBatchOperation()
   }
 
-  return ids
+  return newNodes.map(node => node.id)
 }
 
 // Get default data for node type | 获取节点类型的默认数据
@@ -318,7 +310,7 @@ export const duplicateNode = (id) => {
     data: { ...sourceNode.data },
     zIndex: maxZIndex + 1
   }
-  nodes.value = [...nodes.value, newNode]
+  nodes.value.push(newNode)
   saveToHistory() // Save after duplicating node | 复制节点后保存
   return newId
 }
@@ -329,7 +321,7 @@ export const addEdge = (params) => {
     id: `edge_${params.source}_${params.target}`,
     ...params
   }
-  edges.value = [...edges.value, newEdge]
+  edges.value.push(newEdge)
   saveToHistory() // Save after adding edge | 添加连线后保存
 }
 
@@ -348,23 +340,19 @@ export const addEdges = (edgeSpecs, autoBatch = true) => {
     startBatchOperation()
   }
 
-  const ids = []
-
-  edgeSpecs.forEach(params => {
-    const newEdge = {
+  const newEdges = edgeSpecs.map(params => ({
       id: `edge_${params.source}_${params.target}`,
       ...params
-    }
-    edges.value = [...edges.value, newEdge]
-    ids.push(newEdge.id)
-  })
+  }))
+
+  edges.value.push(...newEdges)
 
   // End batch operation if auto | 如果自动管理则结束批量操作并保存到历史
   if (autoBatch) {
     endBatchOperation()
   }
 
-  return ids
+  return newEdges.map(edge => edge.id)
 }
 
 // Update edge data | 更新边数据
diff --git a/web/canvas-app/src/views/Canvas.vue b/web/canvas-app/src/views/Canvas.vue
index cc1170f..48fa230 100644
--- a/web/canvas-app/src/views/Canvas.vue
+++ b/web/canvas-app/src/views/Canvas.vue
@@ -483,13 +483,15 @@ const addNewNode = async (type) => {
   // Calculate viewport center position | 计算视口中心位置
   const viewportCenterX = -viewport.value.x / viewport.value.zoom + (window.innerWidth / 2) / viewport.value.zoom
   const viewportCenterY = -viewport.value.y / viewport.value.zoom + (window.innerHeight / 2) / viewport.value.zoom
+  const maxZIndex = Math.max(0, ...nodes.value.map(n => n.zIndex || 0))
 
   // Add node at viewport center | 在视口中心添加节点
-  const nodeId = addNode(type, { x: viewportCenterX - 100, y: viewportCenterY - 100 })
-
-  // Set highest z-index | 设置最高层级
-  const maxZIndex = Math.max(0, ...nodes.value.map(n => n.zIndex || 0))
-  updateNode(nodeId, { zIndex: maxZIndex + 1 })
+  const nodeId = addNode(
+    type,
+    { x: viewportCenterX - 100, y: viewportCenterY - 100 },
+    {},
+    { zIndex: maxZIndex + 1 }
+  )
 
   // Force Vue Flow to recalculate node dimensions | 强制 Vue Flow 重新计算节点尺寸
   setTimeout(() => {