对接数据库，模拟第三方接入信息

pages/mall/delivery/test/consumer-logistics-detail.uvue

@@ -2,6 +2,7 @@
 	<view class="container">
 		<!-- 头部状态栏 (沉浸式) -->
 		<view class="status-header">
+			<text class="back-link-white" @click="goBack">⬅ 返回</text>
 			<view class="status-main">
 				<text class="status-icon">{{ getStatusIcon(order.status) }}</text>
 					<view class="status-text-wrap">
@@ -40,17 +41,13 @@
 					<view class="content">
 						<view class="event-header">
 								<view class="status-time-row">
-									<text v-if="shouldShowStatus(index)" class="status-label" :class="{active: index === 0}">{{ getStatusLabel(event.status_code) }}</text>
+									<text class="status-label" :class="{active: index === 0}">{{ getStatusLabel(event.status_code) }}</text>
 									<text class="event-time" :class="{active: index === 0}">{{ event.event_time }}</text>
 								</view>
 								<view class="event-title-row">
 									<text v-for="(seg, i) in splitText(event.event_text)" :key="i" class="event-title-text" :class="{ 'highlight': seg.isPhone, 'active': index === 0 }" @click="seg.isPhone ? makeCall(seg.raw as string) : null">{{ seg.text }}</text>
 								</view>
 						</view>
-						<view v-if="event.location" class="location-info">
-							<text class="loc-icon">📍</text>
-							<text class="loc-text">{{ event.location }}</text>
-						</view>
 						<!-- 证据/签收图片 (POD) -->
 						<view v-if="event.evidence_urls.length > 0" class="evidence-grid">
 							<image v-for="(img, idx) in event.evidence_urls" :key="idx" :src="img" class="evidence-img" mode="aspectFill" @click="previewImage(img, event.evidence_urls)" />
@@ -123,15 +120,19 @@
 			this.loadData()
 		},
 		methods: {
-			loadData() {
-				const orders = mockService.getMockOrders()
+			goBack() {
+				uni.navigateBack()
+			},
+			async loadData() {
+				const orders = await mockService.getMockOrders()
 				const found = orders.find((o: MockOrder): boolean => o.order_no === this.orderNo)
 				if (found != null) {
 					// 确保对象引用更新以触发响应式
 					this.order = { ...found } as MockOrder
 				}
 				// 确保数组引用更新
-				this.statusHistory = [...mockService.getMockTracking(this.orderNo)]
+				const tracking = await mockService.getMockTracking(this.orderNo)
+				this.statusHistory = [...tracking]
 			},
 			getStatusText(status: string): string {
 				const maps = { 
@@ -237,6 +238,12 @@
 		padding: 60rpx 40rpx;
 		color: #ffffff;
 	}
+	.back-link-white {
+		color: #ffffff;
+		font-size: 28rpx;
+		margin-bottom: 20rpx;
+		display: block;
+	}
 	.status-main {
 		display: flex;
 		align-items: center;
@@ -428,7 +435,6 @@
 		font-size: 28rpx;
 		font-weight: bold;
 		color: #333;
-		margin-right: 10rpx;
 	}
 	.status-label.active {
 		color: #007AFF;
@@ -452,20 +458,6 @@
 	.event-time.active {
 		color: #007AFF;
 	}
-	.event-time.active {
-		color: #666;
-	}
-	.location-info {
-		margin-top: 12rpx;
-		background-color: #f9fafb;
-		padding: 10rpx 16rpx;
-		border-radius: 8rpx;
-		display: flex;
-		align-items: center;
-		gap: 8rpx;
-	}
-	.loc-icon { font-size: 20rpx; }
-	.loc-text { font-size: 22rpx; color: #666; }
 	.evidence-grid {
 		display: flex;
 		gap: 16rpx;