feat: 市场添加鱼重量

src/pages/market/Market.vue

@@ -12,6 +12,7 @@
         <el-table v-if="activeTab === 'all'" :data="marketList" style="width: 100%" height="calc(100vh - 110px)" border>
             <el-table-column prop="id" label="ID" width="80" />
             <el-table-column prop="fishName" label="鱼名" />
+            <el-table-column prop="weight" label="重量" align="right" width="150" />
             <el-table-column prop="sellerName" label="卖家" width="200" />
             <el-table-column prop="points" label="价格（点数）" width="150" align="right" />
             <el-table-column label="操作" width="150">