feat: add migrations, test scripts, and utility tools

- Add database migrations (006-028) for face recognition, identity, file_uuid
- Add test scripts for ASR, face, search, processing
- Add portal frontend (Tauri)
- Add config, benchmark, and monitoring utilities
- Add model checkpoints and pretrained model references

portal/src/views/FilesView.vue

@@ -0,0 +1,255 @@
+<template>
+  <div class="space-y-6">
+    <!-- Header with Search and Filters -->
+    <div class="flex flex-col md:flex-row items-center justify-between gap-4">
+      <h2 class="text-2xl font-bold">檔案管理</h2>
+      <div class="flex items-center gap-3 w-full md:w-auto">
+        <!-- Status Filter -->
+        <div class="flex items-center bg-gray-700 rounded p-1">
+          <button 
+            @click="setStatusFilter('all')"
+            :class="{'bg-blue-600 text-white': statusFilter === 'all', 'text-gray-300 hover:text-white': statusFilter !== 'all'}"
+            class="px-3 py-1 rounded text-sm transition"
+          >
+            全部
+          </button>
+          <button 
+            @click="setStatusFilter('registered')"
+            :class="{'bg-blue-600 text-white': statusFilter === 'registered', 'text-gray-300 hover:text-white': statusFilter !== 'registered'}"
+            class="px-3 py-1 rounded text-sm transition"
+          >
+            已註冊
+          </button>
+          <button 
+            @click="setStatusFilter('unregistered')"
+            :class="{'bg-blue-600 text-white': statusFilter === 'unregistered', 'text-gray-300 hover:text-white': statusFilter !== 'unregistered'}"
+            class="px-3 py-1 rounded text-sm transition"
+          >
+            未註冊
+          </button>
+        </div>
+
+        <!-- Search -->
+        <div class="relative">
+          <input 
+            v-model="searchQuery" 
+            @input="handleSearch"
+            placeholder="搜尋檔名..." 
+            class="pl-10 pr-4 py-2 bg-gray-700 border border-gray-600 rounded text-white focus:outline-none focus:border-blue-500 w-48"
+          />
+          <svg class="w-5 h-5 absolute left-3 top-2.5 text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z"></path>
+          </svg>
+        </div>
+      </div>
+    </div>
+
+    <!-- Loading -->
+    <div v-if="loading" class="flex justify-center py-12">
+      <div class="animate-spin rounded-full h-10 w-10 border-b-2 border-blue-500"></div>
+    </div>
+
+    <!-- Error -->
+    <div v-else-if="error" class="bg-red-900/50 border border-red-700 rounded p-4 text-red-300">
+      {{ error }}
+    </div>
+
+    <!-- File List -->
+    <div v-else class="bg-gray-800 rounded-lg border border-gray-700 overflow-x-auto">
+      <table class="min-w-full divide-y divide-gray-700">
+        <thead class="bg-gray-900">
+          <tr>
+            <th class="px-6 py-3 text-left text-xs font-medium text-gray-300 uppercase tracking-wider">檔案路徑</th>
+            <th class="px-6 py-3 text-left text-xs font-medium text-gray-300 uppercase tracking-wider">狀態</th>
+            <th class="px-6 py-3 text-left text-xs font-medium text-gray-300 uppercase tracking-wider">UUID</th>
+            <th class="px-6 py-3 text-left text-xs font-medium text-gray-300 uppercase tracking-wider">大小</th>
+            <th class="px-6 py-3 text-left text-xs font-medium text-gray-300 uppercase tracking-wider">修改時間</th>
+            <th class="px-6 py-3 text-right text-xs font-medium text-gray-300 uppercase tracking-wider">操作</th>
+          </tr>
+        </thead>
+        <tbody class="divide-y divide-gray-700 bg-gray-800">
+           <tr v-for="file in displayFiles" :key="file.file_path" :class="!file.file_name ? 'opacity-0' : 'hover:bg-gray-750 transition'">
+             <td class="px-6 py-4 whitespace-nowrap">
+               <div class="text-sm font-medium text-white truncate max-w-xs" :title="file.file_path">
+                 {{ file.file_name }}
+               </div>
+               <div class="text-xs text-gray-500 truncate max-w-xs">{{ file.relative_path }}</div>
+             </td>
+             <td class="px-6 py-4 whitespace-nowrap text-sm">
+               <span v-if="file.is_registered" class="px-2 py-0.5 rounded text-xs bg-green-900 text-green-200">
+                 已註冊
+               </span>
+               <span v-else class="px-2 py-0.5 rounded text-xs bg-gray-600 text-gray-300">
+                 未註冊
+               </span>
+             </td>
+             <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-300 font-mono text-xs">
+               {{ file.file_uuid || '-' }}
+             </td>
+             <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-300">
+               {{ formatFileSize(file.file_size) }}
+             </td>
+             <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-300">
+               {{ formatTimestamp(file.modified_time) }}
+             </td>
+             <td class="px-6 py-4 whitespace-nowrap text-right">
+               <div class="flex justify-end gap-2">
+                 <!-- Detail Button (Registered only) -->
+                 <button 
+                   v-if="file.is_registered"
+                   @click="viewDetail(file.file_uuid)"
+                   class="px-3 py-1 bg-blue-600 hover:bg-blue-700 text-white text-xs rounded transition"
+                 >
+                   詳情
+                 </button>
+                 <!-- Register Button (Unregistered only) -->
+                 <button 
+                   v-if="!file.is_registered"
+                   @click="registerFile(file.file_path)"
+                   class="px-3 py-1 bg-green-600 hover:bg-green-700 text-white text-xs rounded transition"
+                 >
+                   立即註冊
+                 </button>
+                 <!-- Unregister Button (Registered only) -->
+                 <button 
+                   v-if="file.is_registered"
+                   @click="unregisterFile(file.file_uuid, file.file_name)"
+                   class="px-3 py-1 bg-red-600 hover:bg-red-700 text-white text-xs rounded transition"
+                 >
+                   取消註冊
+                 </button>
+               </div>
+             </td>
+           </tr>
+        </tbody>
+      </table>
+    </div>
+    
+    <!-- Stats -->
+    <div class="flex justify-between text-sm text-gray-400">
+      <span>共 {{ totalCount }} 個檔案</span>
+      <span>已註冊: {{ registeredCount }} | 未註冊: {{ unregisteredCount }}</span>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { ref, computed, onMounted } from 'vue'
+import { useRouter } from 'vue-router'
+import { registerVideo, unregisterVideo } from '@/api/client'
+import { getCurrentConfig, httpFetch } from '@/api/client'
+
+const router = useRouter()
+const files = ref<any[]>([])
+const loading = ref(false)
+const error = ref<string | null>(null)
+const searchQuery = ref('')
+const statusFilter = ref('all') // all, registered, unregistered
+
+const totalCount = computed(() => files.value.length)
+const registeredCount = computed(() => files.value.filter(f => f.is_registered).length)
+const unregisteredCount = computed(() => files.value.filter(f => !f.is_registered).length)
+
+const displayFiles = computed(() => {
+  let result = files.value
+  
+  // Filter by search
+  if (searchQuery.value) {
+    const q = searchQuery.value.toLowerCase()
+    result = result.filter(f => 
+      f.file_name.toLowerCase().includes(q) || 
+      (f.file_path && f.file_path.toLowerCase().includes(q))
+    )
+  }
+
+  // Filter by status
+  if (statusFilter.value === 'registered') {
+    result = result.filter(f => f.is_registered)
+  } else if (statusFilter.value === 'unregistered') {
+    result = result.filter(f => !f.is_registered)
+  }
+
+  return result
+})
+
+function setStatusFilter(status: string) {
+  statusFilter.value = status
+}
+
+function handleSearch() {
+  // Filter is reactive via computed property
+}
+
+async function fetchFiles() {
+  loading.value = true
+  error.value = null
+  try {
+    const config = getCurrentConfig()
+    // Call the new scan endpoint
+    const response: any = await httpFetch(`${config.api_base_url}/api/v1/files/scan`)
+    files.value = response.files || []
+  } catch (e) {
+    console.error('Failed to fetch files:', e)
+    error.value = String(e)
+  } finally {
+    loading.value = false
+  }
+}
+
+async function registerFile(filePath: string) {
+  try {
+    const result = await registerVideo(filePath)
+    const typeTag = result.file_type ? `[${result.file_type.toUpperCase()}]` : ''
+    alert(`已註冊！ ${typeTag} File UUID: ${result.file_uuid}`)
+    await fetchFiles()
+  } catch (e) {
+    console.error('Register failed:', e)
+    alert('註冊失敗：' + e)
+  }
+}
+
+async function unregisterFile(fileUuid: string, fileName: string) {
+  if (!confirm(`確定要取消註冊 "${fileName}" 嗎？這將刪除資料庫中的相關記錄，但保留原始檔案。`)) {
+    return
+  }
+  
+  try {
+    const result = await unregisterVideo(fileUuid)
+    alert('已取消註冊！' + result.message)
+    await fetchFiles()
+  } catch (e) {
+    console.error('Unregister failed:', e)
+    alert('取消註冊失敗：' + e)
+  }
+}
+
+function viewDetail(fileUuid: string) {
+  router.push(`/videos/${fileUuid}`)
+}
+
+function formatFileSize(bytes: number): string {
+  if (!bytes) return '-'
+  if (bytes < 1024) return bytes + ' B'
+  if (bytes < 1024 * 1024) return (bytes / 1024).toFixed(1) + ' KB'
+  if (bytes < 1024 * 1024 * 1024) return (bytes / (1024 * 1024)).toFixed(1) + ' MB'
+  return (bytes / (1024 * 1024 * 1024)).toFixed(2) + ' GB'
+}
+
+function formatTimestamp(timestamp: string | undefined): string {
+  if (!timestamp) return '-'
+  try {
+    const date = new Date(timestamp)
+    return date.toLocaleString('zh-TW', { 
+      year: 'numeric', 
+      month: '2-digit', 
+      day: '2-digit',
+      hour: '2-digit',
+      minute: '2-digit'
+    })
+  } catch {
+    return '-'
+  }
+}
+
+onMounted(fetchFiles)
+</script>