feat: Library 批量注册 + PeopleView 修复 + 国际化

Library:
- 添加 checkbox 和鼠标框选功能
- Unregistered 卡片添加快速注册按钮
- 状态标签移至左下方，人脸图标移至左侧中间
- Deep Scan 改为 unregister -> register -> process
- 完整国际化（日语、繁体中文、英语）

PeopleView:
- 修复卡片不显示问题（使用 get_file_traces API）
- 移除对 identity_id 字段的依赖

其他:
- 添加日语语言包
- 添加 useDragSelect composable
- 新增文档：Face Bbox Null Bug Report

src/components/BuildVersion.vue

@@ -1,9 +1,55 @@
 <template>
-  <div class="build-version">{{ version }}</div>
+  <div v-if="isAdvanced" class="build-version" @click="copyInfo" :title="tooltip">{{ displayText }}</div>
 </template>
 
 <script setup lang="ts">
-const version = __BUILD_VERSION__
+import { computed } from 'vue'
+import { useRouter } from 'vue-router'
+import { useAdvancedMode } from '@/stores/advancedMode'
+import pkg from '../../package.json'
+
+const router = useRouter()
+const { isAdvanced } = useAdvancedMode()
+const build = __BUILD_VERSION__
+const shortDate = build.slice(0, 8)
+const appVersion = pkg.version
+
+const pageName = computed(() => {
+  const name = router.currentRoute.value.name
+  return typeof name === 'string' ? name : router.currentRoute.value.path
+})
+
+const displayText = computed(() => `v${appVersion}-${shortDate} | ${pageName.value}`)
+
+const tooltip = computed(() =>
+  `App: ${appVersion}\nBuild: ${build}\nPage: ${pageName.value}`
+)
+
+function copyInfo() {
+  const lines = [
+    '=== MOMENTRY STUDIO ===',
+    `App Version: ${appVersion}`,
+    `Build: ${build}`,
+    `Page: ${pageName.value}`,
+    `Route: ${router.currentRoute.value.path}`,
+    `Timestamp: ${new Date().toISOString()}`
+  ]
+  const text = lines.join('\n')
+  const ta = document.createElement('textarea')
+  ta.value = text
+  ta.style.position = 'fixed'
+  ta.style.left = '0'
+  ta.style.top = '0'
+  ta.style.width = '0'
+  ta.style.height = '0'
+  ta.style.opacity = '0'
+  document.body.appendChild(ta)
+  ta.focus()
+  ta.setSelectionRange(0, text.length)
+  const ok = document.execCommand('copy')
+  document.body.removeChild(ta)
+  if (!ok) window.prompt('Copy (Ctrl+C, Enter):', text)
+}
 </script>
 
 <style scoped>
@@ -14,9 +60,11 @@ const version = __BUILD_VERSION__
   font-size: 10px;
   color: var(--text-secondary, #9aa0a6);
   background: var(--bg-secondary, rgba(0,0,0,0.1));
-  padding: 2px 6px;
+  padding: 2px 8px;
   border-radius: 3px;
   z-index: 9999;
   font-family: monospace;
+  cursor: pointer;
+  white-space: nowrap;
 }
 </style>

src/components/FaceFilterPanel.vue

@@ -101,6 +101,79 @@
         </select>
       </div>
       
+      <div class="filter-section">
+        <div class="section-title">Single Frame FS Settings</div>
+        
+        <div class="filter-row checkbox-row">
+          <label class="checkbox-label">
+            <input 
+              type="checkbox" 
+              v-model="singleFrameSettings.single_frame_trace_vlm_enabled"
+              @change="markModified"
+            />
+            VLM Processing
+          </label>
+          <div class="hint">Enable VLM for single-frame traces</div>
+        </div>
+        
+        <div class="filter-row checkbox-row">
+          <label class="checkbox-label">
+            <input 
+              type="checkbox" 
+              v-model="singleFrameSettings.single_frame_trace_group_enabled"
+              @change="markModified"
+            />
+            Face Groups
+          </label>
+          <div class="hint">Include single-frame traces in groups</div>
+        </div>
+        
+        <div class="filter-row checkbox-row">
+          <label class="checkbox-label">
+            <input 
+              type="checkbox" 
+              v-model="singleFrameSettings.single_frame_trace_unassigned_enabled"
+              @change="markModified"
+            />
+            Unassigned List
+          </label>
+          <div class="hint">Show single-frame traces in unassigned</div>
+        </div>
+        
+        <div class="filter-row checkbox-row">
+          <label class="checkbox-label">
+            <input 
+              type="checkbox" 
+              v-model="singleFrameSettings.single_trace_group_filter_enabled"
+              @change="markModified"
+            />
+            Single Trace Groups
+          </label>
+          <div class="hint">Filter auto-generated Person_N groups</div>
+        </div>
+        
+        <div class="section-actions">
+          <button 
+            class="action-btn action-btn-primary"
+            @click="applySingleFrameSettings"
+            :disabled="!singleFrameSettingsModified || singleFrameSettingsLoading"
+          >
+            {{ singleFrameSettingsLoading ? 'Applying...' : 'Apply Settings' }}
+          </button>
+          <button 
+            class="action-btn"
+            @click="handleResetSingleFrame"
+            :disabled="singleFrameSettingsLoading"
+          >
+            Reset to Default
+          </button>
+        </div>
+        
+        <div v-if="singleFrameSettingsError" class="error-message">
+          ❌ {{ singleFrameSettingsError }}
+        </div>
+      </div>
+      
       <!-- Action Buttons -->
       <div class="filter-actions">
         <button 
@@ -150,13 +223,17 @@
 </template>
 
 <script setup lang="ts">
-import { ref } from 'vue';
+import { ref, watch } from 'vue';
 import { useFaceFilter, type QuickFilterRules } from '../composables/useFaceFilter';
 
 const props = defineProps<{
   fileUuid: string;
 }>();
 
+const emit = defineEmits<{
+  (e: 'settings-updated'): void;
+}>();
+
 const {
   mode,
   rules,
@@ -168,7 +245,15 @@ const {
   setMode,
   updateRules,
   applyBackendFilter,
-  resetToDefault
+  resetToDefault,
+  singleFrameSettings,
+  singleFrameSettingsLoading,
+  singleFrameSettingsError,
+  singleFrameSettingsModified,
+  loadSingleFrameSettings,
+  saveSingleFrameSettings,
+  resetSingleFrameSettings,
+  markSingleFrameSettingsModified
 } = useFaceFilter();
 
 const showPanel = ref(false);
@@ -190,6 +275,34 @@ function handleReset() {
   resetToDefault();
 }
 
+function markModified() {
+  markSingleFrameSettingsModified();
+}
+
+async function applySingleFrameSettings() {
+  if (!props.fileUuid) return;
+  const success = await saveSingleFrameSettings(props.fileUuid);
+  if (success) {
+    emit('settings-updated');
+  }
+}
+
+function handleResetSingleFrame() {
+  resetSingleFrameSettings();
+}
+
+watch(() => props.fileUuid, (newUuid) => {
+  if (newUuid && showPanel.value) {
+    loadSingleFrameSettings(newUuid);
+  }
+}, { immediate: true });
+
+watch(showPanel, (show) => {
+  if (show && props.fileUuid) {
+    loadSingleFrameSettings(props.fileUuid);
+  }
+});
+
 // Expose for parent
 defineExpose({
   showPanel,
@@ -403,4 +516,51 @@ defineExpose({
 .stat-item span {
   font-weight: 600;
 }
+
+.filter-section {
+  margin-top: 16px;
+  padding-top: 16px;
+  border-top: 1px solid var(--border-color, #ddd);
+}
+
+.section-title {
+  font-size: 14px;
+  font-weight: 600;
+  margin-bottom: 12px;
+  color: var(--text-primary, #333);
+}
+
+.checkbox-row {
+  flex-direction: column;
+  align-items: flex-start;
+  gap: 4px;
+  margin-bottom: 12px;
+}
+
+.checkbox-label {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  cursor: pointer;
+  font-size: 14px;
+  font-weight: 500;
+}
+
+.checkbox-label input[type="checkbox"] {
+  width: 16px;
+  height: 16px;
+  cursor: pointer;
+}
+
+.hint {
+  font-size: 12px;
+  color: #999;
+  margin-left: 24px;
+}
+
+.section-actions {
+  display: flex;
+  gap: 10px;
+  margin-top: 12px;
+}
 </style>