debug: 增加更详细的调试日志来排查审批按钮不显示问题

- 添加类型检查日志（userId、approvers类型）
- 添加多种匹配方式尝试
- 显示操作按钮状态

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

frontend/src/pages/approval/detail.tsx

@@ -179,13 +179,20 @@ export default function ApprovalDetail() {
       hasDetail: !!detail,
       hasUser: !!user,
       userId: user?.id,
+      userIdType: typeof user?.id,
       status: detail?.status,
       currentNodes: detail?.current_nodes,
       nodesCount: detail?.flow?.nodes?.length,
     })
 
-    if (!detail || !user) return false
-    if (detail.status !== 'pending') return false
+    if (!detail || !user) {
+      console.log('❌ 缺少 detail 或 user')
+      return false
+    }
+    if (detail.status !== 'pending') {
+      console.log('❌ 状态不是 pending')
+      return false
+    }
 
     // 检查当前用户是否在 current_nodes 对应的节点审批人列表中
     const currentNodeIds = detail.current_nodes || []
@@ -193,7 +200,13 @@ export default function ApprovalDetail() {
 
     console.log('🔍 节点信息:', {
       currentNodeIds,
-      nodes: nodes.map(n => ({ id: n.id, name: n.name, approvers: n.approvers })),
+      nodes: nodes.map(n => ({
+        id: n.id,
+        name: n.name,
+        approvers: n.approvers,
+        approversType: typeof n.approvers,
+        approversFirstType: n.approvers?.[0] !== undefined ? typeof n.approvers[0] : 'undefined'
+      })),
     })
 
     for (const nodeId of currentNodeIds) {
@@ -202,20 +215,31 @@ export default function ApprovalDetail() {
         node,
         approvers: node?.approvers,
         userId: user.id,
+        userIdType: typeof user.id,
         isInApprovers: node?.approvers?.includes(user.id),
+        // 尝试类型转换后的检查
+        isInApproversAsString: node?.approvers?.includes(String(user.id)),
+        isInApproversAsNumber: node?.approvers?.includes(Number(user.id)),
       })
-      if (node && node.approvers && node.approvers.includes(user.id)) {
-        // 检查是否已审批 - 使用 approver_id 而不是 approver.id
-        const hasApproved = detail.records.some(
-          (r) => r.node_id === nodeId && r.approver_id === user.id
-        )
-        console.log(`🔍 节点 ${nodeId} 审批状态:`, {
-          hasApproved,
-          records: detail.records.filter(r => r.node_id === nodeId),
-        })
-        if (!hasApproved) {
-          console.log('✅ 是当前审批人！')
-          return true
+
+      if (node && node.approvers) {
+        // 尝试多种方式匹配
+        const matches = node.approvers.some(a => a === user.id || a === String(user.id) || Number(a) === user.id)
+        console.log(`🔍 节点 ${nodeId} 匹配结果:`, { matches })
+
+        if (matches) {
+          // 检查是否已审批 - 使用 approver_id 而不是 approver.id
+          const hasApproved = detail.records.some(
+            (r) => r.node_id === nodeId && r.approver_id === user.id
+          )
+          console.log(`🔍 节点 ${nodeId} 审批状态:`, {
+            hasApproved,
+            records: detail.records.filter(r => r.node_id === nodeId),
+          })
+          if (!hasApproved) {
+            console.log('✅ 是当前审批人！')
+            return true
+          }
         }
       }
     }
@@ -233,6 +257,15 @@ export default function ApprovalDetail() {
   const canCancel = detail.status === 'pending' && isOwner
   const canApprove = isCurrentApprover()
 
+  // 显示审批按钮状态
+  console.log('🎯 操作按钮状态:', {
+    canCancel,
+    canApprove,
+    isOwner,
+    applicantName: detail.applicant?.name,
+    userName: user?.name,
+  })
+
   // 格式化时间
   const formatTime = (timeStr: string) => {
     return dayjs(timeStr).format('YYYY-MM-DD HH:mm')