diff --git a/example_project/cmd/app/main.go b/example_project/cmd/app/main.go
deleted file mode 100644
index deeb52e..0000000
--- a/example_project/cmd/app/main.go
+++ /dev/null
@@ -1,33 +0,0 @@
-package main
-
-import (
-    "os"
-	"fmt"
-	"net"
-	"log"
-	
-    "google.golang.org/grpc"
-	pb "github.com/cubixle/tuugen/example_project/internal/pb/service"
-	"github.com/cubixle/tuugen/example_project/internal/service"
-)
-
-func main() {
-    lis, err := net.Listen("tcp", fmt.Sprintf(":%s", getEnv("GRPC_PORT", "8090")))
-	if err != nil {
-		log.Fatalf("failed to listen: %v", err)
-	}
-
-	s := grpc.NewServer()
-	pb.RegisterServiceServer(s, service.New())
-	if err := s.Serve(lis); err != nil {
-		log.Fatalf("failed to serve: %v", err)
-	}
-}
-
-func getEnv(name, defaultValue string) string {
-    v := os.Getenv(name)
-    if v == "" {
-        return defaultValue
-    }
-    return v
-}
\ No newline at end of file
diff --git a/example_project/internal/pb/service/service.pb.go b/example_project/internal/pb/service/service.pb.go
deleted file mode 100644
index 62fa7a1..0000000
--- a/example_project/internal/pb/service/service.pb.go
+++ /dev/null
@@ -1,233 +0,0 @@
-// Code generated by protoc-gen-go. DO NOT EDIT.
-// versions:
-// 	protoc-gen-go v1.26.0
-// 	protoc        v3.6.1
-// source: service.proto
-
-package service
-
-import (
-	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
-	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
-	reflect "reflect"
-	sync "sync"
-)
-
-const (
-	// Verify that this generated code is sufficiently up-to-date.
-	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
-	// Verify that runtime/protoimpl is sufficiently up-to-date.
-	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
-)
-
-type User struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	Name   string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
-	TeamId string `protobuf:"bytes,2,opt,name=team_id,json=teamId,proto3" json:"team_id,omitempty"`
-	Email  string `protobuf:"bytes,3,opt,name=email,proto3" json:"email,omitempty"`
-}
-
-func (x *User) Reset() {
-	*x = User{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_service_proto_msgTypes[0]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *User) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*User) ProtoMessage() {}
-
-func (x *User) ProtoReflect() protoreflect.Message {
-	mi := &file_service_proto_msgTypes[0]
-	if protoimpl.UnsafeEnabled && x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use User.ProtoReflect.Descriptor instead.
-func (*User) Descriptor() ([]byte, []int) {
-	return file_service_proto_rawDescGZIP(), []int{0}
-}
-
-func (x *User) GetName() string {
-	if x != nil {
-		return x.Name
-	}
-	return ""
-}
-
-func (x *User) GetTeamId() string {
-	if x != nil {
-		return x.TeamId
-	}
-	return ""
-}
-
-func (x *User) GetEmail() string {
-	if x != nil {
-		return x.Email
-	}
-	return ""
-}
-
-type IdRequest struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	Id string `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
-}
-
-func (x *IdRequest) Reset() {
-	*x = IdRequest{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_service_proto_msgTypes[1]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *IdRequest) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*IdRequest) ProtoMessage() {}
-
-func (x *IdRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_service_proto_msgTypes[1]
-	if protoimpl.UnsafeEnabled && x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use IdRequest.ProtoReflect.Descriptor instead.
-func (*IdRequest) Descriptor() ([]byte, []int) {
-	return file_service_proto_rawDescGZIP(), []int{1}
-}
-
-func (x *IdRequest) GetId() string {
-	if x != nil {
-		return x.Id
-	}
-	return ""
-}
-
-var File_service_proto protoreflect.FileDescriptor
-
-var file_service_proto_rawDesc = []byte{
-	0x0a, 0x0d, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12,
-	0x07, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x22, 0x49, 0x0a, 0x04, 0x55, 0x73, 0x65, 0x72,
-	0x12, 0x12, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04,
-	0x6e, 0x61, 0x6d, 0x65, 0x12, 0x17, 0x0a, 0x07, 0x74, 0x65, 0x61, 0x6d, 0x5f, 0x69, 0x64, 0x18,
-	0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x06, 0x74, 0x65, 0x61, 0x6d, 0x49, 0x64, 0x12, 0x14, 0x0a,
-	0x05, 0x65, 0x6d, 0x61, 0x69, 0x6c, 0x18, 0x03, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x65, 0x6d,
-	0x61, 0x69, 0x6c, 0x22, 0x1b, 0x0a, 0x09, 0x49, 0x64, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74,
-	0x12, 0x0e, 0x0a, 0x02, 0x69, 0x64, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x02, 0x69, 0x64,
-	0x32, 0x67, 0x0a, 0x07, 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x12, 0x2c, 0x0a, 0x0a, 0x43,
-	0x72, 0x65, 0x61, 0x74, 0x65, 0x55, 0x73, 0x65, 0x72, 0x12, 0x0d, 0x2e, 0x73, 0x65, 0x72, 0x76,
-	0x69, 0x63, 0x65, 0x2e, 0x55, 0x73, 0x65, 0x72, 0x1a, 0x0d, 0x2e, 0x73, 0x65, 0x72, 0x76, 0x69,
-	0x63, 0x65, 0x2e, 0x55, 0x73, 0x65, 0x72, 0x22, 0x00, 0x12, 0x2e, 0x0a, 0x07, 0x47, 0x65, 0x74,
-	0x55, 0x73, 0x65, 0x72, 0x12, 0x12, 0x2e, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x2e, 0x49,
-	0x64, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x0d, 0x2e, 0x73, 0x65, 0x72, 0x76, 0x69,
-	0x63, 0x65, 0x2e, 0x55, 0x73, 0x65, 0x72, 0x22, 0x00, 0x42, 0x15, 0x5a, 0x13, 0x69, 0x6e, 0x74,
-	0x65, 0x72, 0x6e, 0x61, 0x6c, 0x2f, 0x70, 0x62, 0x2f, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65,
-	0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
-}
-
-var (
-	file_service_proto_rawDescOnce sync.Once
-	file_service_proto_rawDescData = file_service_proto_rawDesc
-)
-
-func file_service_proto_rawDescGZIP() []byte {
-	file_service_proto_rawDescOnce.Do(func() {
-		file_service_proto_rawDescData = protoimpl.X.CompressGZIP(file_service_proto_rawDescData)
-	})
-	return file_service_proto_rawDescData
-}
-
-var file_service_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
-var file_service_proto_goTypes = []interface{}{
-	(*User)(nil),      // 0: service.User
-	(*IdRequest)(nil), // 1: service.IdRequest
-}
-var file_service_proto_depIdxs = []int32{
-	0, // 0: service.Service.CreateUser:input_type -> service.User
-	1, // 1: service.Service.GetUser:input_type -> service.IdRequest
-	0, // 2: service.Service.CreateUser:output_type -> service.User
-	0, // 3: service.Service.GetUser:output_type -> service.User
-	2, // [2:4] is the sub-list for method output_type
-	0, // [0:2] is the sub-list for method input_type
-	0, // [0:0] is the sub-list for extension type_name
-	0, // [0:0] is the sub-list for extension extendee
-	0, // [0:0] is the sub-list for field type_name
-}
-
-func init() { file_service_proto_init() }
-func file_service_proto_init() {
-	if File_service_proto != nil {
-		return
-	}
-	if !protoimpl.UnsafeEnabled {
-		file_service_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*User); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_service_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*IdRequest); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-	}
-	type x struct{}
-	out := protoimpl.TypeBuilder{
-		File: protoimpl.DescBuilder{
-			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
-			RawDescriptor: file_service_proto_rawDesc,
-			NumEnums:      0,
-			NumMessages:   2,
-			NumExtensions: 0,
-			NumServices:   1,
-		},
-		GoTypes:           file_service_proto_goTypes,
-		DependencyIndexes: file_service_proto_depIdxs,
-		MessageInfos:      file_service_proto_msgTypes,
-	}.Build()
-	File_service_proto = out.File
-	file_service_proto_rawDesc = nil
-	file_service_proto_goTypes = nil
-	file_service_proto_depIdxs = nil
-}
diff --git a/example_project/internal/pb/service/service_grpc.pb.go b/example_project/internal/pb/service/service_grpc.pb.go
deleted file mode 100644
index 9fc35e7..0000000
--- a/example_project/internal/pb/service/service_grpc.pb.go
+++ /dev/null
@@ -1,137 +0,0 @@
-// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
-
-package service
-
-import (
-	context "context"
-	grpc "google.golang.org/grpc"
-	codes "google.golang.org/grpc/codes"
-	status "google.golang.org/grpc/status"
-)
-
-// This is a compile-time assertion to ensure that this generated file
-// is compatible with the grpc package it is being compiled against.
-// Requires gRPC-Go v1.32.0 or later.
-const _ = grpc.SupportPackageIsVersion7
-
-// ServiceClient is the client API for Service service.
-//
-// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
-type ServiceClient interface {
-	CreateUser(ctx context.Context, in *User, opts ...grpc.CallOption) (*User, error)
-	GetUser(ctx context.Context, in *IdRequest, opts ...grpc.CallOption) (*User, error)
-}
-
-type serviceClient struct {
-	cc grpc.ClientConnInterface
-}
-
-func NewServiceClient(cc grpc.ClientConnInterface) ServiceClient {
-	return &serviceClient{cc}
-}
-
-func (c *serviceClient) CreateUser(ctx context.Context, in *User, opts ...grpc.CallOption) (*User, error) {
-	out := new(User)
-	err := c.cc.Invoke(ctx, "/service.Service/CreateUser", in, out, opts...)
-	if err != nil {
-		return nil, err
-	}
-	return out, nil
-}
-
-func (c *serviceClient) GetUser(ctx context.Context, in *IdRequest, opts ...grpc.CallOption) (*User, error) {
-	out := new(User)
-	err := c.cc.Invoke(ctx, "/service.Service/GetUser", in, out, opts...)
-	if err != nil {
-		return nil, err
-	}
-	return out, nil
-}
-
-// ServiceServer is the server API for Service service.
-// All implementations must embed UnimplementedServiceServer
-// for forward compatibility
-type ServiceServer interface {
-	CreateUser(context.Context, *User) (*User, error)
-	GetUser(context.Context, *IdRequest) (*User, error)
-	mustEmbedUnimplementedServiceServer()
-}
-
-// UnimplementedServiceServer must be embedded to have forward compatible implementations.
-type UnimplementedServiceServer struct {
-}
-
-func (UnimplementedServiceServer) CreateUser(context.Context, *User) (*User, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method CreateUser not implemented")
-}
-func (UnimplementedServiceServer) GetUser(context.Context, *IdRequest) (*User, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method GetUser not implemented")
-}
-func (UnimplementedServiceServer) mustEmbedUnimplementedServiceServer() {}
-
-// UnsafeServiceServer may be embedded to opt out of forward compatibility for this service.
-// Use of this interface is not recommended, as added methods to ServiceServer will
-// result in compilation errors.
-type UnsafeServiceServer interface {
-	mustEmbedUnimplementedServiceServer()
-}
-
-func RegisterServiceServer(s grpc.ServiceRegistrar, srv ServiceServer) {
-	s.RegisterService(&Service_ServiceDesc, srv)
-}
-
-func _Service_CreateUser_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
-	in := new(User)
-	if err := dec(in); err != nil {
-		return nil, err
-	}
-	if interceptor == nil {
-		return srv.(ServiceServer).CreateUser(ctx, in)
-	}
-	info := &grpc.UnaryServerInfo{
-		Server:     srv,
-		FullMethod: "/service.Service/CreateUser",
-	}
-	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-		return srv.(ServiceServer).CreateUser(ctx, req.(*User))
-	}
-	return interceptor(ctx, in, info, handler)
-}
-
-func _Service_GetUser_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
-	in := new(IdRequest)
-	if err := dec(in); err != nil {
-		return nil, err
-	}
-	if interceptor == nil {
-		return srv.(ServiceServer).GetUser(ctx, in)
-	}
-	info := &grpc.UnaryServerInfo{
-		Server:     srv,
-		FullMethod: "/service.Service/GetUser",
-	}
-	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-		return srv.(ServiceServer).GetUser(ctx, req.(*IdRequest))
-	}
-	return interceptor(ctx, in, info, handler)
-}
-
-// Service_ServiceDesc is the grpc.ServiceDesc for Service service.
-// It's only intended for direct use with grpc.RegisterService,
-// and not to be introspected or modified (even as a copy)
-var Service_ServiceDesc = grpc.ServiceDesc{
-	ServiceName: "service.Service",
-	HandlerType: (*ServiceServer)(nil),
-	Methods: []grpc.MethodDesc{
-		{
-			MethodName: "CreateUser",
-			Handler:    _Service_CreateUser_Handler,
-		},
-		{
-			MethodName: "GetUser",
-			Handler:    _Service_GetUser_Handler,
-		},
-	},
-	Streams:  []grpc.StreamDesc{},
-	Metadata: "service.proto",
-}