隐藏“近七日”（后端不需要这个参数）；

src/views/PlatformData/UserActivityStats.vue

@@ -23,7 +23,7 @@
         <div class="filter-right">
           <el-button-group>
             <el-button :type="chartMode === 'day' ? 'danger' : 'default'" @click="handleModeChange('day')">每日</el-button>
-            <el-button :type="chartMode === 'week' ? 'danger' : 'default'" @click="handleModeChange('week')">近七日</el-button>
+            <!-- <el-button :type="chartMode === 'week' ? 'danger' : 'default'" @click="handleModeChange('week')">近七日</el-button> -->
             <el-button :type="chartMode === 'month' ? 'danger' : 'default'" @click="handleModeChange('month')">近三十日</el-button>
           </el-button-group>
         </div>