0.3.1.3

context/family-context.tsx

@@ -224,10 +224,16 @@ function FamilyProviderInner({ children }: { children: React.ReactNode }) {
   const updateMember = useCallback(async (id: string, updates: Partial<FamilyMember>) => {
     if (!currentTree?.id) throw new Error('没有选择家族树')
     
+    // 将 undefined 转为 null，确保 JSON 序列化时能正确传递给后端
+    // 否则 JSON.stringify 会忽略 undefined 值，导致后端收不到更新
+    const payload = Object.fromEntries(
+      Object.entries(updates).map(([key, value]) => [key, value === undefined ? null : value])
+    )
+    
     const response = await fetch(`/api/trees/${currentTree.id}/members/${id}`, {
       method: 'PATCH',
       headers: { 'Content-Type': 'application/json' },
-      body: JSON.stringify(updates),
+      body: JSON.stringify(payload),
     })
     
     if (!response.ok) {