修复el-time-select缺少start/end/step属性

frontend/src/views/worker/WorkerListPage.vue

@@ -53,9 +53,9 @@
             <span style="font-size:13px;color:#909399">已选机床班次配置（每台最多2人）:</span>
             <el-table :data="form.bindings" size="small" style="margin-top:4px">
               <el-table-column label="机床"><template #default="{row}">{{getMachineName(row.machineId)}}</template></el-table-column>
-              <el-table-column label="班次开始" width="140"><template #default="{row}"><el-time-select v-model="row.shiftStart" placeholder="开始" style="width:120px" :clearable="true"/></template></el-table-column>
+              <el-table-column label="班次开始" width="140"><template #default="{row}"><el-time-select v-model="row.shiftStart" :start="'00:00'" :end="'24:00'" :step="'00:30'" placeholder="开始" style="width:120px" :clearable="true"/></template></el-table-column>
               <el-table-column label="~" width="30" align="center"/>
-              <el-table-column label="班次结束" width="140"><template #default="{row}"><el-time-select v-model="row.shiftEnd" placeholder="结束" style="width:120px" :clearable="true"/></template></el-table-column>
+              <el-table-column label="班次结束" width="140"><template #default="{row}"><el-time-select v-model="row.shiftEnd" :start="'00:00'" :end="'24:00'" :step="'00:30'" placeholder="结束" style="width:120px" :clearable="true"/></template></el-table-column>
             </el-table>
           </div>
         </el-form-item>