chore(gRPC): handle requesut for stage data

Signed-off-by: Bo-Yi.Wu <appleboy.tw@gmail.com>

routers/api/bots/scheduler/queue/scheduler.go

@@ -0,0 +1,37 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package queue
+
+import (
+	"context"
+	"time"
+
+	"code.gitea.io/gitea/routers/api/bots/core"
+)
+
+type scheduler struct {
+	*queue
+}
+
+// New creates a new scheduler.
+func New() core.Scheduler {
+	return scheduler{
+		queue: newQueue(),
+	}
+}
+
+// newQueue returns a new Queue backed by the build datastore.
+func newQueue() *queue {
+	q := &queue{
+		ready:    make(chan struct{}, 1),
+		workers:  map[*worker]struct{}{},
+		interval: time.Minute,
+		ctx:      context.Background(),
+	}
+	go func() {
+		_ = q.start()
+	}()
+	return q
+}