打分列表快捷筛选增加偏多、偏空按钮

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

web/frontend/src/views/ScoresView.vue

@@ -95,6 +95,18 @@ onMounted(async () => {
             >
               强烈看多
             </el-button>
+            <el-button
+              :type="filter.signal === '偏多' ? 'primary' : ''"
+              @click="toggleSignal('偏多')"
+            >
+              偏多
+            </el-button>
+            <el-button
+              :type="filter.signal === '偏空' ? 'warning' : ''"
+              @click="toggleSignal('偏空')"
+            >
+              偏空
+            </el-button>
             <el-button
               :type="filter.signal === '强烈看空' ? 'danger' : ''"
               @click="toggleSignal('强烈看空')"