fix(channel): 修复豆包视频渠道素材凭据摘要不回显

attachChannelAssetCredentialSummaries 收集查询 ID 时只纳入了中国移动
Seedance(61) 渠道，豆包视频(54) 渠道的凭据永远不会回显，导致管理端
编辑 54 渠道时素材 API 地址显示为空。提取 isAssetCredentialSummaryChannel
统一两处类型判断，并补充 54 渠道回归测试。

controller/channel.go

@@ -70,10 +70,15 @@ func clearChannelInfo(channel *model.Channel) {
 	}
 }
 
+func isAssetCredentialSummaryChannel(channel *model.Channel) bool {
+	return channel != nil && (channel.Type == constant.ChannelTypeChinaMobileSeedance ||
+		channel.Type == constant.ChannelTypeDoubaoVideo)
+}
+
 func attachChannelAssetCredentialSummaries(channels []*model.Channel) error {
 	ids := make([]int, 0)
 	for _, channel := range channels {
-		if channel != nil && channel.Type == constant.ChannelTypeChinaMobileSeedance {
+		if isAssetCredentialSummaryChannel(channel) {
 			ids = append(ids, channel.Id)
 		}
 	}
@@ -82,7 +87,7 @@ func attachChannelAssetCredentialSummaries(channels []*model.Channel) error {
 		return err
 	}
 	for _, channel := range channels {
-		if channel == nil || (channel.Type != constant.ChannelTypeChinaMobileSeedance && channel.Type != constant.ChannelTypeDoubaoVideo) {
+		if !isAssetCredentialSummaryChannel(channel) {
 			continue
 		}
 		summary, ok := summaries[channel.Id]

controller/channel_asset_credential_test.go

@@ -33,18 +33,36 @@ func setupChannelAssetCredentialControllerDB(t *testing.T) *gorm.DB {
 
 func TestAttachChannelAssetCredentialSummariesDoesNotExposeSecrets(t *testing.T) {
 	db := setupChannelAssetCredentialControllerDB(t)
+	accessKey := "ak-" + t.Name()
+	secretKey := "sk-" + t.Name()
 	channel := &model.Channel{Id: 61, Type: constant.ChannelTypeChinaMobileSeedance, Key: "video-key", Name: "channel"}
 	require.NoError(t, db.Create(channel).Error)
 	require.NoError(t, model.UpsertChannelAssetCredential(&model.ChannelAssetCredential{
 		ChannelId: 61,
-		AccessKey: "ak-secret",
-		SecretKey: "sk-secret",
+		AccessKey: accessKey,
+		SecretKey: secretKey,
 		PoolID:    "pool-61",
 	}))
 
 	require.NoError(t, attachChannelAssetCredentialSummaries([]*model.Channel{channel}))
 	assert.True(t, channel.AssetCredentialConfigured)
 	assert.Equal(t, "pool-61", channel.AssetCredentialPoolID)
-	assert.NotContains(t, channel.Key, "ak-secret")
-	assert.NotContains(t, channel.Key, "sk-secret")
+	assert.NotContains(t, channel.Key, accessKey)
+	assert.NotContains(t, channel.Key, secretKey)
+}
+
+func TestAttachChannelAssetCredentialSummariesIncludesDoubaoVideo(t *testing.T) {
+	db := setupChannelAssetCredentialControllerDB(t)
+	channel := &model.Channel{Id: 54, Type: constant.ChannelTypeDoubaoVideo, Key: "video-key", Name: "doubao"}
+	require.NoError(t, db.Create(channel).Error)
+	require.NoError(t, model.UpsertChannelAssetCredential(&model.ChannelAssetCredential{
+		ChannelId: 54,
+		AccessKey: "ak-" + t.Name(),
+		SecretKey: "sk-" + t.Name(),
+		BaseURL:   "http://example.com/openApi/portrait",
+	}))
+
+	require.NoError(t, attachChannelAssetCredentialSummaries([]*model.Channel{channel}))
+	assert.True(t, channel.AssetCredentialConfigured)
+	assert.Equal(t, "http://example.com/openApi/portrait", channel.AssetCredentialBaseURL)
 }