chore(bots): re-structure grpc folder.

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

routers/api/bots/grpc/grpc.go

@@ -0,0 +1,43 @@
+// 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"
+
+	"gitea.com/gitea/proto-go/ping/v1/pingv1connect"
+	"gitea.com/gitea/proto-go/runner/v1/runnerv1connect"
+
+	"github.com/bufbuild/connect-go"
+	grpcreflect "github.com/bufbuild/connect-grpcreflect-go"
+	"google.golang.org/grpc/health/grpc_health_v1"
+)
+
+// RouteFn gRPC route registration
+type RouteFn func() (string, http.Handler)
+
+var compress1KB = connect.WithCompressMinBytes(1024)
+
+var allServices = []string{
+	runnerv1connect.RunnerServiceName,
+	pingv1connect.PingServiceName,
+	grpc_health_v1.Health_ServiceDesc.ServiceName,
+}
+
+func V1Route() (string, http.Handler) {
+	// grpcV1
+	return grpcreflect.NewHandlerV1(
+		grpcreflect.NewStaticReflector(allServices...),
+		compress1KB,
+	)
+}
+
+func V1AlphaRoute() (string, http.Handler) {
+	// grpcV1Alpha
+	return grpcreflect.NewHandlerV1Alpha(
+		grpcreflect.NewStaticReflector(allServices...),
+		compress1KB,
+	)
+}