From 6ff3ee06de98af581a4406f235b535df6f1c7441 Mon Sep 17 00:00:00 2001
From: duxingchen <duxingchen@iris-rs.cn>
Date: Tue, 1 Sep 2026 14:14:27 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20template=20v-for=20=E7=9A=84=20key=20?=
 =?UTF-8?q?=E7=A7=BB=E5=88=B0=20template=20=E6=A0=87=E7=AD=BE,=E4=BF=AE?=
 =?UTF-8?q?=E5=A4=8D=E7=BC=96=E8=AF=91=E6=8A=A5=E9=94=99?=
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- Vue 要求 <template v-for> 的 key 放在 template 标签上,而非内部元素
---
 track-uniapp/src/pages/scan/components/FlowTree.vue   | 5 ++---
 track-uniapp/src/pages/scan/components/TreeCanvas.vue | 5 ++---
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/track-uniapp/src/pages/scan/components/FlowTree.vue b/track-uniapp/src/pages/scan/components/FlowTree.vue
index 0049486..55fd03f 100644
--- a/track-uniapp/src/pages/scan/components/FlowTree.vue
+++ b/track-uniapp/src/pages/scan/components/FlowTree.vue
@@ -22,10 +22,9 @@
     <!-- 子任务：主线继续主干道(左对齐 + ↓连线)，分支(SPAWN 协助)缩进 -->
     <view v-if="node.child_tasks && node.child_tasks.length">
       <!-- 主线子任务：左边缘对齐，形成笔直主干道，之间用 ↓ 连线 -->
-      <template v-for="(child, i) in mainChildren">
-        <view :key="'arrow-' + child.id" v-if="i > 0" class="ft-flow-arrow">↓</view>
+      <template v-for="(child, i) in mainChildren" :key="'mc-' + child.id">
+        <view v-if="i > 0" class="ft-flow-arrow">↓</view>
         <FlowTree
-          :key="child.id"
           :node="child"
           :current-user="currentUser"
           :current-user-id="currentUserId"
diff --git a/track-uniapp/src/pages/scan/components/TreeCanvas.vue b/track-uniapp/src/pages/scan/components/TreeCanvas.vue
index 58e5ff1..24eb0de 100644
--- a/track-uniapp/src/pages/scan/components/TreeCanvas.vue
+++ b/track-uniapp/src/pages/scan/components/TreeCanvas.vue
@@ -17,10 +17,9 @@
     <scroll-view v-else scroll-y class="tree-scroll" :style="{ height: scrollHeight + 'px' }">
       <view class="tree-root">
         <!-- 递归纵向流转树：根级主线之间用 ↓ 连线，分支由 FlowTree 内部缩进 -->
-        <template v-for="(t, i) in product.task_tree">
-          <view :key="'arrow-' + i" v-if="i > 0" class="ft-flow-arrow">↓</view>
+        <template v-for="(t, i) in product.task_tree" :key="'rt-' + t.id">
+          <view v-if="i > 0" class="ft-flow-arrow">↓</view>
           <FlowTree
-            :key="t.id"
             :node="t"
             :current-user="currentUser"
             :current-user-id="currentUserId"