feat(showcase): 去掉 Bento 灵感类型，只保留 hero / work

后端校验、分组、后台列表，以及后台页面与首页取图都只认
hero 和 work；启动时清掉遗留的 bento 记录。

Generated with [Devin](https://devin.ai)

Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

backend/internal/bootstrap/app.go

@@ -72,6 +72,10 @@ func NewApp(ctx context.Context) (*App, error) {
 	if err := db.WithContext(ctx).Exec(`ALTER TABLE model_configs DROP COLUMN IF EXISTS enabled`).Error; err != nil {
 		return nil, fmt.Errorf("drop model_configs.enabled: %w", err)
 	}
+	// 首页展示位不再支持 bento，清掉遗留记录。
+	if err := db.WithContext(ctx).Exec(`DELETE FROM showcase_items WHERE kind = 'bento'`).Error; err != nil {
+		return nil, fmt.Errorf("purge bento showcase: %w", err)
+	}
 	if err := seedDefaults(ctx, db); err != nil {
 		return nil, fmt.Errorf("seed defaults: %w", err)
 	}

backend/internal/http/handler/showcase.go

@@ -46,16 +46,16 @@ func (h *ShowcaseHandler) List(c *gin.Context) {
 
 // AdminList is the paginated flat view for the admin 首页内容 page — the public
 // List keeps its grouped shape for the home page, this one adds kind filter +
-// limit/offset/total. Order mirrors the old client flattening: hero → bento → work.
+// limit/offset/total. Order mirrors the old client flattening: hero → work.
 func (h *ShowcaseHandler) AdminList(c *gin.Context) {
 	grouped, err := h.showcase.Grouped(c.Request.Context())
 	if err != nil {
 		c.JSON(http.StatusInternalServerError, gin.H{"detail": "failed to load showcase"})
 		return
 	}
-	kindFilter := c.Query("kind") // "" | hero | bento | work
+	kindFilter := c.Query("kind") // "" | hero | work
 	flat := make([]gin.H, 0, 16)
-	for _, kind := range []string{"hero", "bento", "work"} {
+	for _, kind := range []string{"hero", "work"} {
 		if kindFilter != "" && kind != kindFilter {
 			continue
 		}

backend/internal/repo/showcase_repo.go

@@ -63,7 +63,6 @@ func (r *ShowcaseRepository) Grouped(ctx context.Context) (map[string][]model.Sh
 
 	grouped := map[string][]model.ShowcaseItem{
 		"hero": {},
-		"bento": {},
 		"work": {},
 	}
 	for _, item := range items {

backend/internal/service/admin_write.go

@@ -292,7 +292,7 @@ func (s *AdminWriteService) DeleteUserAPIKey(ctx context.Context, userID, keyID
 func (s *AdminWriteService) CreateShowcase(ctx context.Context, body map[string]any) (*model.ShowcaseItem, error) {
 	kind := normalizedShowcaseKind(stringValue(body["kind"]))
 	if kind == "" {
-		return nil, errors.New("kind must be hero, bento or work")
+		return nil, errors.New("kind must be hero or work")
 	}
 	image := strings.TrimSpace(stringValue(body["image"]))
 	if image == "" {
@@ -333,7 +333,7 @@ func (s *AdminWriteService) UpdateShowcase(ctx context.Context, entryID string,
 	if _, ok := body["kind"]; ok {
 		kind := normalizedShowcaseKind(stringValue(body["kind"]))
 		if kind == "" {
-			return nil, errors.New("kind must be hero, bento or work")
+			return nil, errors.New("kind must be hero or work")
 		}
 		patch["kind"] = kind
 	}
@@ -581,7 +581,7 @@ func normalizedStatus(status string) string {
 
 func normalizedShowcaseKind(kind string) string {
 	switch strings.TrimSpace(kind) {
-	case "hero", "bento", "work":
+	case "hero", "work":
 		return strings.TrimSpace(kind)
 	default:
 		return ""

frontend/src/views/HomeView.vue

@@ -233,8 +233,8 @@ onMounted(async () => {
     ])
     onlineModels.value = (m.data?.data || []).filter(model => model.sellable)
     const data = sc.data?.data || {}
-    // hero 拼贴按 hero → bento → 作品墙兜底取图，保证首屏有图可看
+    // hero 拼贴按 hero → 作品墙兜底取图，保证首屏有图可看
-    const pool = [...(data.hero || []), ...(data.bento || []), ...(data.work || [])]
+    const pool = [...(data.hero || []), ...(data.work || [])]
     carouselItems.value = pool.filter(i => i.image).slice(0, 4)
     if (!carouselItems.value.length) carouselItems.value = FALLBACK_HERO
     inspireItems.value = (data.work || []).length ? data.work : FALLBACK_WORKS

frontend/src/views/ShowcaseView.vue

@@ -1,17 +1,16 @@
 <script setup>
 // Admin → 首页内容
 // CRUD for the cards rendered on the public home page:
-//   - hero  : top-3-by-weight stacked deck in the hero
+//   - hero  : top-4-by-weight collage in the hero
-//   - bento : "从一个起点开始" grid
 //   - work  : "我们的作品" marquee — admin-curated featured outputs
-// All three kinds use a real image as the background; admins pick one from
+// Both kinds use a real image as the background; admins pick one from
 // the already-generated files or paste an external URL.
 import { ref, reactive, computed, onMounted, watch } from 'vue'
 import { api, jsonBody, generatedUrl } from '../api'
 import Icon from '../components/Icon.vue'
 
 const items = ref([])
-const filter = ref('all')         // 'all' | 'hero' | 'bento' | 'work'
+const filter = ref('all')         // 'all' | 'hero' | 'work'
 const loading = ref(false)
 const editing = ref(null)         // truthy when the form modal is open
 const picking = ref(false)        // truthy when the image-picker modal is open
@@ -70,7 +69,7 @@ const pageNumbers = computed(() => {
   return out
 })
 
-const KIND_DEFAULT_WEIGHT = { hero: 200, bento: 300, work: 100 }
+const KIND_DEFAULT_WEIGHT = { hero: 200, work: 100 }
 
 function openNew(kind) {
   editing.value = { kind }
@@ -174,7 +173,6 @@ function bgFor(image) {
   }
 }
 
-const SPAN_PRESETS = ['', 'md:col-span-2', 'md:row-span-2', 'md:col-span-2 md:row-span-2']
 
 onMounted(refresh)
 </script>
@@ -186,12 +184,10 @@ onMounted(refresh)
       <div class="flex items-center gap-1.5">
         <button @click="setFilter('all')" class="filter-pill" :class="filter === 'all' && 'on'">全部</button>
         <button @click="setFilter('hero')" class="filter-pill" :class="filter === 'hero' && 'on'">Hero 卡片</button>
-        <button @click="setFilter('bento')" class="filter-pill" :class="filter === 'bento' && 'on'">Bento 灵感</button>
         <button @click="setFilter('work')" class="filter-pill" :class="filter === 'work' && 'on'">我们的作品</button>
       </div>
       <div class="flex items-center gap-2">
         <button @click="openNew('hero')" class="btn-soft">+ Hero</button>
-        <button @click="openNew('bento')" class="btn-soft">+ Bento</button>
         <button @click="openNew('work')" class="btn-soft">+ Work</button>
       </div>
     </div>
@@ -209,7 +205,6 @@ onMounted(refresh)
         <div class="absolute top-3 left-3 flex items-center gap-1.5">
           <span class="text-[10px] uppercase tracking-wider px-1.5 py-0.5 rounded ring-1"
                 :class="rec.kind === 'hero' ? 'bg-rose-500/20 text-rose-200 ring-rose-400/30'
-                       : rec.kind === 'bento' ? 'bg-orange-500/20 text-orange-200 ring-orange-400/30'
                        : 'bg-sky-500/20 text-sky-200 ring-sky-400/30'">
             {{ rec.kind }}
           </span>
@@ -255,7 +250,7 @@ onMounted(refresh)
           <div class="px-5 py-3 border-b border-[color:var(--hairline)] flex items-center justify-between">
             <h2 class="text-sm font-semibold">
               {{ form.id ? '编辑' : '新增' }} ·
-              {{ form.kind === 'hero' ? 'Hero 卡片' : form.kind === 'bento' ? 'Bento 灵感' : '作品' }}
+              {{ form.kind === 'hero' ? 'Hero 卡片' : '作品' }}
             </h2>
             <button @click="closeForm" class="text-[color:var(--fg-faint)] hover:text-[color:var(--fg)]">
               <Icon name="close" class="w-4 h-4" />
@@ -293,7 +288,6 @@ onMounted(refresh)
                 <label class="block text-xs text-[color:var(--fg-3)] mb-1.5">类型</label>
                 <div class="flex gap-1.5">
                   <button type="button" @click="form.kind = 'hero'" class="kind-btn" :class="form.kind === 'hero' && 'on'">Hero</button>
-                  <button type="button" @click="form.kind = 'bento'" class="kind-btn" :class="form.kind === 'bento' && 'on'">Bento</button>
                   <button type="button" @click="form.kind = 'work'" class="kind-btn" :class="form.kind === 'work' && 'on'">Work</button>
                 </div>
               </div>
@@ -315,7 +309,7 @@ onMounted(refresh)
                 </div>
               </div>
               <div>
-                <label class="block text-xs text-[color:var(--fg-3)] mb-1.5">提示词 <span class="text-[color:var(--fg-faint)]">(点 Bento 后会预填到画图)</span></label>
+                <label class="block text-xs text-[color:var(--fg-3)] mb-1.5">提示词 <span class="text-[color:var(--fg-faint)]">(点图后会预填到画图)</span></label>
                 <textarea v-model="form.prompt" rows="3" class="field resize-none"
                           placeholder="一位身穿米色风衣的女子站在雨夜的霓虹街道,胶片质感,浅景深,电影感"></textarea>
               </div>
@@ -326,19 +320,6 @@ onMounted(refresh)
                 <input v-model="form.title" class="field" placeholder="留空则只展示图片" />
               </div>
             </template>
-
-            <div v-if="form.kind === 'bento'">
-              <label class="block text-xs text-[color:var(--fg-3)] mb-1.5">网格跨度 <span class="text-[color:var(--fg-faint)]">(Tailwind class)</span></label>
-              <div class="flex gap-1.5 flex-wrap mb-2">
-                <button v-for="s in SPAN_PRESETS" :key="s" type="button" @click="form.span = s"
-                        class="px-2.5 py-1 text-[11px] rounded-lg ring-1 ring-[color:var(--hairline)] hover:bg-[color:var(--hover)]"
-                        :class="form.span === s ? 'bg-[color:var(--btn-solid-bg)] text-[color:var(--btn-solid-fg)]' : 'bg-[color:var(--surface-2)] text-[color:var(--fg-2)]'">
-                  {{ s || '默认 1×1' }}
-                </button>
-              </div>
-              <input v-model="form.span" class="field font-mono text-[11px]" placeholder="md:col-span-2" />
-            </div>
-
             <p v-if="error" class="text-xs text-rose-500">{{ error }}</p>
           </div>