fix: start server and gateway

pkg/management/api/api.go

@@ -0,0 +1,28 @@
+package api
+
+import (
+	"context"
+	"github.com/caos/zitadel/internal/api/grpc/server"
+	"github.com/caos/zitadel/pkg/management/api/grpc"
+)
+
+type API struct {
+	grpcServer grpc.Server
+	gateway    grpc.Gateway
+}
+
+type Config struct {
+	GRPCServer grpc.Config
+	Gateway    grpc.GatewayConfig
+}
+
+func Start(ctx context.Context, conf *Config) error {
+	api := &API{
+		grpcServer: *grpc.StartServer(conf.GRPCServer),
+		gateway:    *grpc.StartGateway(conf.Gateway),
+	}
+	server.StartServer(ctx, &api.grpcServer)
+	server.StartGateway(ctx, &api.gateway)
+
+	return nil
+}