fix(order): 修复订单详情页面样式和文本显示问题

- 修正时间轴线条宽度样式，使用rpx单位确保正确显示
- 将需求ID文本更改为订单号以匹配实际业务含义
- 移除多余空行优化代码结构

src/credit/my-order/detail.tsx

@@ -233,7 +233,7 @@ export default function CreditMyOrderDetailPage() {
                     <View key={`${n.title}-${idx}`} className="flex items-stretch">
                       <View className="w-6 flex flex-col items-center">
                         <View className={`w-3 h-3 rounded-full mt-1 ${circleClass}`} />
-                        {!isLast && <View className={`flex-1 w-[2px] ${lineClass}`} />}
+                        {!isLast && <View className={`flex-1 ${lineClass}`} style={{ width: '2rpx' }} />}
                       </View>
 
                       <View className="flex-1 pb-4">
@@ -314,4 +314,3 @@ export default function CreditMyOrderDetailPage() {
     </View>
   )
 }
-

src/credit/my-order/index.tsx

@@ -181,7 +181,7 @@ export default function CreditMyOrderPage() {
                     )}
 
                     <View className="mt-2 text-xs text-gray-500 flex items-center justify-between">
-                      <Text>需求ID：{row.id ?? '-'}</Text>
+                      <Text>订单号：{row.id ?? '-'}</Text>
                       <Text>{time || ''}</Text>
                     </View>
                   </View>