fix(worker): 防止事务泄漏并恢复滞留队列

为 PostgreSQL 连接增加可配置的事务空闲与锁等待超时，并在请求取消或 Worker 退出后使用独立有界上下文回滚事务。\n\n恢复过期任务时按批次使用 SKIP LOCKED，周期重建缺失或终态 River Job；锁等待超时只在确认尚未提交上游时安全重排，避免重复执行和重复结算。\n\n验证：完整 Go 测试、go vet、生产 Kustomize 渲染、gofmt 与 git diff --check 均通过。
2026-07-30 17:27:11 +08:00
parent bc44af751e
commit 6bab0f0749
32 changed files with 545 additions and 106 deletions
@@ -248,9 +248,7 @@ func (s *Store) ApplyCandidateFailureEffect(ctx context.Context, input Candidate
 	if err != nil {
 		return CandidateFailureEffectResult{}, err
 	}
-	defer func() {
-		_ = tx.Rollback(ctx)
-	}()
+	defer rollbackTransaction(tx)

 	lockKey := strings.TrimSpace(input.RequestedModel) + "\x1f" + strings.TrimSpace(input.ModelType)
 	if _, err := tx.Exec(ctx, `SELECT pg_advisory_xact_lock(hashtextextended($1::text, 0))`, lockKey); err != nil {