- Asset: /api/v1/volcengine/asset → /api/v1/multimodal/sd/assets
- Create video task: /api/v1/videos → /api/v1/multimodal/sd/videos/contents/generations/tasks
- Query video task: /api/v1/videos/{id} → /api/v1/multimodal/sd/videos/contents/generations/tasks/{id}

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

新建用户时异步同步到海外 slave 节点，确保跨区域用户数据一致。
补充前两个 commit 全部新功能的中英文翻译字符串。

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

前端新增 UsageLogExpandedDetail 点击展开面板和 BillingDetailSummary
hover 计费详情，后端修复 per_1m_tokens 任务结算日志的 completion_tokens
从零值改为写入 total_tokens 实际值。新增 taskBillingLogMerge 合并
任务预扣/结算日志。

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

前端模型定价配置 UI 增强（Editor/GeneratorModal/PreviewPanel/PricingGrid），
后端新增 representativeMatrixPrice 取矩阵定价表中位数作为展示价格，
替代原来的 model_price=0 导致的价格展示为空问题。

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

- feat: video multidimensional matrix pricing system
- feat: doubao aiping video channel support
- feat: relay capture JSON storage with header redaction
- feat: SSE stream error handling (Gemini/OpenAI/Responses)
- test: E2E test infrastructure (Playwright + Chromium)

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

- relay: SSE stream error exposure improvements (Claude/Gemini/OpenAI)
- test: add mock capture server for E2E relay capture testing

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

- Gemini stream: 捕获 promptFeedback.blockReason 后停止流并返回 OpenAPI 错误
- OpenAI stream: 检测 SSE 帧中的 error 响应，在首帧写入前转换为 API 错误
- Responses stream: 处理 response.error / response.failed / error 类型帧
- 新增 ClearEventStreamHeadersIfNotWritten 工具方法，错误转换时清除流式头
- 新增 streamOpenAIErrorFromData，从 SSE data 帧提取 OpenAPI 错误结构
- 上游错误体会截断后存入 UpstreamBody 供排障

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

Co-Authored-By: Codex <noreply@anthropic.com>

Co-Authored-By: Codex <noreply@anthropic.com>

Co-Authored-By: Codex <noreply@anthropic.com>

Co-Authored-By: Codex <noreply@anthropic.com>

Co-Authored-By: Codex <noreply@anthropic.com>

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

- 前端冲突处理页面禁用 cn_already_synced_to_ov 场景的 merge 操作
- 后端 resolve 接口拒绝将已存在 synced copy 的 CN 用户作为 merge 目标
- 补充对应控制器测试

Co-Authored-By: Codex <noreply@anthropic.com>

- 为 user-migrations 管理路由增加仅 master 节点可访问的保护
- 为导入创建用户补充用户名、显示名、邮箱长度校验及测试
- 调整测试环境部署脚本，自动写入 CN/OV 的 NODE_TYPE

Co-Authored-By: Codex <noreply@anthropic.com>

# Conflicts:
#	controller/user.go
#	web/src/i18n/locales/en.json
#	web/src/i18n/locales/zh-CN.json

Add candidate user selection and explicit_ids batch creation flow for overseas migration. Also add cancellable batches to release selected-user locks and extend backend, frontend, and e2e coverage for the new flow.

Co-Authored-By: Codex <noreply@anthropic.com>

Co-Authored-By: Codex <noreply@anthropic.com>

格式：{时间}-{分支}-{短commit}[-dirty]
示例：202606051500-master-e9d5d51b（干净）
      202606051500-master-e9d5d51b-dirty（有未提交改动）

前端对同步用户用 SyncedQuota 替代 Quota 展示，但后端比较时
用的是数据库真实 Quota 字段，导致两者不同而触发拦截。
改为比较 SyncedQuota，只有真正修改额度时才拦截。