chore(bots): re-structure grpc folder.

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

routers/api/bots/grpc/runner.go

@@ -0,0 +1,21 @@
+// 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 grpc
+
+import (
+	"net/http"
+
+	"code.gitea.io/gitea/routers/api/bots/runner"
+	"gitea.com/gitea/proto-go/runner/v1/runnerv1connect"
+)
+
+func RunnerRoute() (string, http.Handler) {
+	runnerService := &runner.Service{}
+
+	return runnerv1connect.NewRunnerServiceHandler(
+		runnerService,
+		compress1KB,
+	)
+}