fix(queue): 重新调度终态 River 任务

等待异步准入的任务只跳过仍处于活跃状态的 River Job；missing 或 terminal Job 交由准入调度器重新创建，避免非空 river_job_id 永久阻断旧任务。\n\n通用 River 恢复排除等待准入任务，消除双恢复循环与误导日志；事务回滚继续使用独立有界上下文。\n\n验证：真实 PostgreSQL 下异步 Worker 准入验收和跨 Store 队列集成测试均通过。

apps/api/internal/store/admission_queue_integration_test.go

@@ -447,6 +447,29 @@ WHERE id = $1::uuid`, queuedAtomicTask.ID).Scan(&riverJobID, &queuedLeases); err
 	if riverJobID != queuedSyntheticRiverJobID || queuedLeases != 0 {
 		t.Fatalf("queued River marker=%d leases=%d, want %d/0", riverJobID, queuedLeases, queuedSyntheticRiverJobID)
 	}
+	waitingAsyncTaskIDs, err := first.ListWaitingAsyncAdmissionTaskIDs(ctx, 1000)
+	if err != nil {
+		t.Fatalf("list waiting async tasks with missing River job: %v", err)
+	}
+	waitingAsyncFound := false
+	for _, taskID := range waitingAsyncTaskIDs {
+		if taskID == queuedAtomicTask.ID {
+			waitingAsyncFound = true
+			break
+		}
+	}
+	if !waitingAsyncFound {
+		t.Fatal("waiting async task with missing River job was not dispatchable")
+	}
+	recoverableTasks, err := first.ListRecoverableAsyncTasks(ctx, 1000)
+	if err != nil {
+		t.Fatalf("list recoverable tasks while admission is waiting: %v", err)
+	}
+	for _, item := range recoverableTasks {
+		if item.ID == queuedAtomicTask.ID {
+			t.Fatal("generic River recovery claimed a task owned by the async admission dispatcher")
+		}
+	}
 	result, err = second.TryTaskAdmission(ctx, inputFor(queuedAtomicTask, 100, ""))
 	if err != nil || !result.Admitted || len(result.Leases) != 1 {
 		t.Fatalf("worker-time queued admission result=%+v err=%v", result, err)