- service/agent/billing.rs: 适配新的 BillingResult 枚举类型 - 将 InsufficientBalance 错误转换为 AppError::BadRequest
- service now delegates model/provider/pricing logic to agent crate - ChatService built at startup with EmbedService (graceful degradation) - RoomService wired with EmbedService for Qdrant embedding - Add error types for embedding service
- Remove all use slog::* imports and slog::Logger fields/parameters - Replace slog::info!/warn!/error! with tracing::info!/warn!/error! - AppService: remove pub logs: slog::Logger field, update callers of AppEmail::init(), MessageProducer::new(), RoomService::new(), start_email_worker(), start_room_workers() - auth/: captcha, email, login, logout, password, register, rsa, totp - git/: archive, blame, blob, branch, commit, contributors, diff, refs, star, tag, tree, watch - agent/: billing (ai_usage_recorded), code_review, pr_summary, sync - project/activity.rs, workspace/alert.rs
Phase 1: add libs/observability crate (build_logger, instance_id); remove duplicate logger init from 4 crates Phase 2: Actix-web RequestLogger with trace_id; MetricsMiddleware + HttpMetrics Phase 3: Git SSH handle.rs slog struct; HTTP handler Logger kv Phase 4: AI client eprintln -> slog warn; billing ai_usage_recorded log Phase 5: SessionManager slog; workspace alert slog 2.x syntax
