GitLab

- feat: add local quota tracking for gemini tiers (Legacy/Pro/Ultra)
- feat: implement PreCheckUsage in RateLimitService
- feat: align gemini daily reset window with PST
- fix: sticky session fallback logic

后端:
- 新增 AntigravityQuotaRefresher 定时刷新配额
- Client 添加 FetchAvailableModels 方法获取模型配额
- 配额数据存入 account.extra.quota 字段

前端:
- AccountUsageCell 支持显示 Antigravity 账户配额
- UsageProgressBar 新增 amber 颜色
- 显示 G3P/G3F/G3I/C4.5 四个配额进度条

Implement deferred batch update mechanism to reduce database load:

- Add DeferredService for batching account last_used_at updates
- Add TimingWheelService for efficient recurring task scheduling
- Integrate with GatewayService and OpenAIGatewayService
- Implement BatchUpdateLastUsed repository method using CASE...WHEN SQL
- Fix golangci-lint error: Replace interface{} with any

Benefits:
- Reduces database writes by batching updates (10-second intervals)
- Improves request throughput by deferring non-critical updates
- Maintains accurate account usage tracking for scheduling

- 新增 Gemini OAuth 授权处理器
- 扩展账号和网关处理器支持 Gemini
- 注册 Gemini 相关路由
- 更新 Wire 依赖注入配置（所有层）
- 更新 Docker Compose 配置

- 添加账户同步 API 接口 (account_handler.go)
- 实现 CRS 同步服务 (crs_sync_service.go)
- 添加前端同步对话框组件 (SyncFromCrsModal.vue)
- 更新账户管理界面支持同步操作
- 添加账户仓库批量创建方法
- 添加中英文国际化翻译
- 更新依赖注入配置