style(frontend): 修复 prettier 格式门禁

三个本分支改动的文件未过 prettier --check，导致 npm run check 与部署门禁红灯。
按项目风格重新排版后台分销站点页、移动端发布页与定价计算 composable，不改动任何逻辑。

验证：npx prettier --check . 通过；npm run check（format + eslint --max-warnings=0 + vue-tsc）通过；vitest 7 文件 / 32 用例通过。

frontend/src/features/admin/views/AdminDistributionSitesView.vue

@@ -348,7 +348,10 @@ onMounted(() => {
         </el-table-column>
         <el-table-column label="收号下调" width="110">
           <template #default="{ row }">
-            <el-tag :type="Number(row.receive_ratio_delta || 0) > 0 ? 'warning' : 'info'" size="small">
+            <el-tag
+              :type="Number(row.receive_ratio_delta || 0) > 0 ? 'warning' : 'info'"
+              size="small"
+            >
               {{
                 Number(row.receive_ratio_delta || 0) > 0
                   ? `-${Number(row.receive_ratio_delta).toFixed(1)} 点`
@@ -599,7 +602,11 @@ onMounted(() => {
       </el-form>
       <template #footer>
         <el-button @click="receiveRatioDialogVisible = false">取消</el-button>
-        <el-button type="primary" :loading="receiveRatioSubmitting" @click="handleReceiveRatioSubmit">
+        <el-button
+          type="primary"
+          :loading="receiveRatioSubmitting"
+          @click="handleReceiveRatioSubmit"
+        >
           保存设置
         </el-button>
       </template>

frontend/src/features/seller/views/MobileSellerListingCreateView.vue

@@ -702,7 +702,8 @@ const screenshotGuides: Record<string, string> = {
             本站可下调收号比例换取更高利润，但不能高于主站比例。当前按站点配置计算。
           </p>
           <p class="ratio-range">
-            {{ saleRatioRangeText }}{{ isDistribution ? '。' : '，比例越高出租速度越快，自行选择。' }}
+            {{ saleRatioRangeText
+            }}{{ isDistribution ? '。' : '，比例越高出租速度越快，自行选择。' }}
           </p>
           <div v-if="!isDistribution" class="ratio-mode-grid">
             <button

frontend/src/shared/composables/usePricingCalculator.ts

@@ -94,7 +94,10 @@ export function usePricingCalculator(options: {
   const calculatedRatio = computed(() => {
     if (calculatedDefaultSaleRatio.value <= 0) return 0
     if (options.isDistribution?.value) {
-      return applySiteReceiveRatioDelta(calculatedDefaultSaleRatio.value, siteReceiveRatioDelta.value)
+      return applySiteReceiveRatioDelta(
+        calculatedDefaultSaleRatio.value,
+        siteReceiveRatioDelta.value
+      )
     }
     return readFinalSaleRatio(
       calculatedDefaultSaleRatio.value,