diff --git a/go.mod b/go.mod
index 9fe8c5e..5f51cba 100644
--- a/go.mod
+++ b/go.mod
@@ -7,7 +7,7 @@ require (
 	github.com/getkin/kin-openapi v0.123.0
 	github.com/goccy/go-json v0.10.0
 	github.com/invopop/yaml v0.2.0
-	github.com/pubgo/funk v0.5.30
+	github.com/pubgo/funk v0.5.41
 	github.com/stretchr/testify v1.8.4
 	k8s.io/kube-openapi v0.0.0-20221123214604-86e75ddd809a
 )
@@ -17,7 +17,7 @@ require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/go-openapi/jsonpointer v0.20.2 // indirect
 	github.com/go-openapi/swag v0.22.8 // indirect
-	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/golang/protobuf v1.5.4 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/k0kubun/pp/v3 v3.2.0 // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
@@ -29,8 +29,10 @@ require (
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rs/zerolog v1.29.0 // indirect
 	golang.org/x/exp v0.0.0-20221114191408-850992195362 // indirect
-	golang.org/x/sys v0.4.0 // indirect
-	golang.org/x/text v0.5.0 // indirect
-	google.golang.org/protobuf v1.28.1 // indirect
+	golang.org/x/sys v0.18.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
+	google.golang.org/genproto v0.0.0-20221027153422-115e99e71e1c // indirect
+	google.golang.org/grpc v1.51.0 // indirect
+	google.golang.org/protobuf v1.33.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
diff --git a/go.sum b/go.sum
index 258b81b..15e6f52 100644
--- a/go.sum
+++ b/go.sum
@@ -15,10 +15,8 @@ github.com/go-test/deep v1.0.8 h1:TDsG77qcSprGbC6vTN8OuXp5g+J+b5Pcguhf7Zt61VM=
 github.com/goccy/go-json v0.10.0 h1:mXKd9Qw4NuzShiRlOXKews24ufknHO7gx30lsDyokKA=
 github.com/goccy/go-json v0.10.0/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
 github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
-github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
-github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw=
-github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
-github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
+github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
 github.com/invopop/yaml v0.2.0 h1:7zky/qH+O0DwAyoobXUqvVBwgBFRxKoQ/3FjcVpjTMY=
 github.com/invopop/yaml v0.2.0/go.mod h1:2XuRLgs/ouIrW3XNzuNj7J3Nvu/Dig5MXvbCEdiBN3Q=
@@ -46,8 +44,8 @@ github.com/phuslu/goid v1.0.0/go.mod h1:txc2fUIdrdnn+v9Vq+QpiPQ3dnrXEchjoVDgic+r
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/pubgo/funk v0.5.30 h1:uo5RblUBR9Opl9j0yzbQoACXNoegtrcvydfLQIdWgu4=
-github.com/pubgo/funk v0.5.30/go.mod h1:Z5Wp7OoxjmSlWH+6waFSbao5MSD942LVhkBSlUu4s4s=
+github.com/pubgo/funk v0.5.41 h1:vcDD6SWsz6g9CoD/whMIDgcfnGBfvCoZa6OTJ9iB9Tk=
+github.com/pubgo/funk v0.5.41/go.mod h1:gKCw72+MK7xPiUGY1Z/bdGJMrSfVi87r0x/7d1GtKU4=
 github.com/rogpeppe/go-internal v1.12.0 h1:exVL4IDcn6na9z1rAb56Vxr+CgyK3nn3O+epU5NdKM8=
 github.com/rs/xid v1.4.0 h1:qd7wPTDkN6KQx2VmMBLrpHkiyQwgFXRnkOLacUiaSNY=
 github.com/rs/xid v1.4.0/go.mod h1:trrq9SKmegXys3aeAKXMUTdJsYXVwGY3RLcfgqegfbg=
@@ -58,21 +56,20 @@ github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXl
 github.com/ugorji/go/codec v1.2.7 h1:YPXUKf7fYbp/y8xloBqZOw2qaVggbfwMlI8WM3wZUJ0=
 golang.org/x/exp v0.0.0-20221114191408-850992195362 h1:NoHlPRbyl1VFI6FjwHtPQCN7wAMXI6cKcqrmXhOOfBQ=
 golang.org/x/exp v0.0.0-20221114191408-850992195362/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
-golang.org/x/net v0.4.0 h1:Q5QPcMlvfxFTAPV0+07Xz/MpK9NTXu2VDUuy0FeMfaU=
+golang.org/x/net v0.21.0 h1:AQyQV4dYCvJ7vGmJyKki9+PBdyvhkSd8EIx/qb0AYv4=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210927094055-39ccf1dd6fa6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.4.0 h1:Zr2JFtRQNX3BCZ8YtxRE9hNJYC8J6I1MVbMg6owUp18=
-golang.org/x/sys v0.4.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/text v0.5.0 h1:OLmvp0KP+FVG99Ct/qFiL/Fhk4zp4QQnZ7b2U+5piUM=
-golang.org/x/text v0.5.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
-golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/sys v0.18.0 h1:DBdB3niSjOA/O0blCZBqDefyWNYveAYMNF1Wum0DYQ4=
+golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
+golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
 google.golang.org/genproto v0.0.0-20221027153422-115e99e71e1c h1:QgY/XxIAIeccR+Ca/rDdKubLIU9rcJ3xfy1DC/Wd2Oo=
+google.golang.org/genproto v0.0.0-20221027153422-115e99e71e1c/go.mod h1:CGI5F/G+E5bKwmfYo09AXuVN4dD894kIKUFmVbP2/Fo=
 google.golang.org/grpc v1.51.0 h1:E1eGv1FTqoLIdnBCZufiSHgKjlqG6fKFf6pPWtMTh8U=
-google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
-google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-google.golang.org/protobuf v1.28.1 h1:d0NfwRgPtno5B1Wa6L2DAG+KivqkdutMf1UhdNx175w=
-google.golang.org/protobuf v1.28.1/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
+google.golang.org/grpc v1.51.0/go.mod h1:wgNDFcnuBGmxLKI/qn4T+m5BtEBYXJPvibbUPsAIPww=
+google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
+google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/yaml.v3 v3.0.0/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
diff --git a/internal/examples/main.go b/internal/examples/main.go
index a71b1c6..1f04162 100644
--- a/internal/examples/main.go
+++ b/internal/examples/main.go
@@ -1,11 +1,13 @@
 package main
 
 import (
+	"fmt"
+	"net/http"
+
 	"github.com/pubgo/funk/assert"
 	"github.com/pubgo/funk/recovery"
 	"github.com/pubgo/opendoc/opendoc"
 	"github.com/pubgo/opendoc/security"
-	"net/http"
 )
 
 type TestQueryReqAAA struct {
@@ -19,7 +21,7 @@ type TestQueryReqAAA struct {
 func main() {
 	defer recovery.Exit()
 
-	var doc = opendoc.New(func(swag *opendoc.Swagger) {
+	doc := opendoc.New(func(swag *opendoc.Swagger) {
 		swag.Config.Title = "this service web title "
 		swag.Description = "this is description"
 		swag.License = &opendoc.License{
@@ -63,10 +65,11 @@ func main() {
 		})
 	})
 
-	//data := assert.Must1(doc.MarshalYAML())
-	//assert.Exit(os.WriteFile("openapi.yaml", data, 0644))
+	// data := assert.Must1(doc.MarshalYAML())
+	// assert.Exit(os.WriteFile("openapi.yaml", data, 0644))
 
-	var app = http.NewServeMux()
+	app := http.NewServeMux()
 	doc.InitRouter(app)
+	fmt.Println("http://localhost:8080/debug/apidocs")
 	assert.Exit(http.ListenAndServe("localhost:8080", app))
 }
diff --git a/opendoc/aaa.go b/opendoc/aaa.go
index f0d1c1d..97577df 100644
--- a/opendoc/aaa.go
+++ b/opendoc/aaa.go
@@ -4,10 +4,12 @@ import (
 	"github.com/getkin/kin-openapi/openapi3"
 )
 
-type License = openapi3.License
-type Contact = openapi3.Contact
-type Servers = openapi3.Servers
-type Server = openapi3.Server
+type (
+	License = openapi3.License
+	Contact = openapi3.Contact
+	Servers = openapi3.Servers
+	Server  = openapi3.Server
+)
 
 // NamedEnum returns the enumerated acceptable values with according string names.
 type NamedEnum interface {
diff --git a/opendoc/operation.go b/opendoc/operation.go
index cc97674..2cba5e9 100644
--- a/opendoc/operation.go
+++ b/opendoc/operation.go
@@ -87,7 +87,7 @@ func (op *Operation) SetOperation(operationID string) *Operation {
 	return op
 }
 
-func (op *Operation) SetModel(req interface{}, rsp interface{}) *Operation {
+func (op *Operation) SetModel(req, rsp interface{}) *Operation {
 	checkModelType(req)
 	op.request = req
 
diff --git a/opendoc/service.go b/opendoc/service.go
index 93cc626..35bd71d 100644
--- a/opendoc/service.go
+++ b/opendoc/service.go
@@ -97,7 +97,7 @@ func (s *Service) PostOf(cb func(op *Operation)) *Service {
 }
 
 func (s *Service) Openapi() map[string]*openapi3.PathItem {
-	var routes = make(map[string]*openapi3.PathItem)
+	routes := make(map[string]*openapi3.PathItem)
 	for i := range s.operations {
 		op := s.operations[i]
 		if routes[op.path] == nil {
diff --git a/opendoc/swagger.go b/opendoc/swagger.go
index 5b61d83..2fc71cb 100644
--- a/opendoc/swagger.go
+++ b/opendoc/swagger.go
@@ -32,14 +32,14 @@ func (s *Swagger) SetRootPath(path string) {
 }
 
 func (s *Swagger) ServiceOf(name string, cb func(srv *Service)) {
-	var srv = newService(name)
+	srv := newService(name)
 	srv.prefix = s.rootPath
 	s.Routers = append(s.Routers, srv)
 	cb(srv)
 }
 
 func (s *Swagger) WithService() *Service {
-	var srv = new(Service)
+	srv := new(Service)
 	srv.prefix = s.rootPath
 	s.Routers = append(s.Routers, srv)
 	return srv
@@ -50,7 +50,7 @@ func (s *Swagger) buildSwagger() *openapi3.T {
 		s.Config = DefaultCfg()
 	}
 
-	var t = &openapi3.T{
+	t := &openapi3.T{
 		OpenAPI:    "3.0.0",
 		Servers:    s.Servers,
 		Components: &components,
@@ -87,7 +87,7 @@ func (s *Swagger) InitRouter(r *http.ServeMux) {
 }
 
 func (s *Swagger) OpenapiDataHandler() http.HandlerFunc {
-	var bytes = assert.Must1(s.MarshalYAML())
+	bytes := assert.Must1(s.MarshalYAML())
 	return func(writer http.ResponseWriter, request *http.Request) {
 		assert.Must1(writer.Write(bytes))
 	}
diff --git a/opendoc/swagger_test.go b/opendoc/swagger_test.go
index 89bd9f2..71e8021 100644
--- a/opendoc/swagger_test.go
+++ b/opendoc/swagger_test.go
@@ -34,18 +34,18 @@ type testQueryReq struct {
 }
 
 func TestGenSchema(t *testing.T) {
-	var ref, s = genSchema(testQueryReq{})
+	ref, s := genSchema(testQueryReq{})
 	assert.NotNil(t, s)
 	assert.Equal(t, "#/components/schemas/com.github.pubgo.opendoc.testQueryReq", ref)
 
-	var data, err = json.Marshal(s)
+	data, err := json.Marshal(s)
 	assert.NoError(t, err)
 	assert.Equal(t,
 		`{"properties":{"name":{"default":"test","description":"name of model","nullable":true,"type":"string"},"rsp":{"$ref":"#/components/schemas/com.github.pubgo.opendoc.testQueryRsp"}},"required":["name","rsp"],"type":"object"}`,
 		string(data),
 	)
 
-	var p = genParameters(testQueryReq{})
+	p := genParameters(testQueryReq{})
 	data, err = json.Marshal(p)
 	assert.NoError(t, err)
 	assert.Equal(t,
diff --git a/opendoc/util.go b/opendoc/util.go
index ec45577..876a8cc 100644
--- a/opendoc/util.go
+++ b/opendoc/util.go
@@ -20,7 +20,7 @@ import (
 )
 
 func getTag(tags *structtag.Tags, key string, fn func(tag *structtag.Tag)) {
-	var tag, err = tags.Get(key)
+	tag, err := tags.Get(key)
 	if err == nil && tag.Key != "" {
 		fn(tag)
 	}
@@ -249,8 +249,8 @@ func genResponses(response interface{}, contentType ...string) *openapi3.Respons
 
 	_, schema := genSchema(response)
 	content := openapi3.NewContentWithSchema(schema, contentType)
-	var docText = http.StatusText(http.StatusOK)
-	var rsp = &openapi3.ResponseRef{
+	docText := http.StatusText(http.StatusOK)
+	rsp := &openapi3.ResponseRef{
 		Value: &openapi3.Response{
 			Description: &docText,
 			Content:     content,
@@ -264,7 +264,7 @@ func genResponses(response interface{}, contentType ...string) *openapi3.Respons
 }
 
 func isParameter(val *structtag.Tags) bool {
-	var params = []string{queryTag, uriTag, pathTag, headerTag, cookieTag}
+	params := []string{queryTag, uriTag, pathTag, headerTag, cookieTag}
 	for i := range params {
 		if _, err := val.Get(params[i]); err == nil {
 			return true
diff --git a/security/basic.go b/security/basic.go
index e9e527f..7501066 100644
--- a/security/basic.go
+++ b/security/basic.go
@@ -4,8 +4,7 @@ import (
 	"github.com/getkin/kin-openapi/openapi3"
 )
 
-type Basic struct {
-}
+type Basic struct{}
 
 type User struct {
 	Username string
diff --git a/security/bearer.go b/security/bearer.go
index 52773bb..ae8f9e2 100644
--- a/security/bearer.go
+++ b/security/bearer.go
@@ -4,8 +4,7 @@ import (
 	"github.com/getkin/kin-openapi/openapi3"
 )
 
-type Bearer struct {
-}
+type Bearer struct{}
 
 func (b Bearer) Provider() string {
 	return "Bearer"
diff --git a/templates/template.go b/templates/template.go
index 79d4fe5..444a97c 100644
--- a/templates/template.go
+++ b/templates/template.go
@@ -17,9 +17,11 @@ var swaggerFile string
 //go:embed rapidoc.html
 var rApiDocFile string
 
-var reDocTemplate = assert.Exit1(template.New("").Parse(reDocFile))
-var swaggerTemplate = assert.Exit1(template.New("").Parse(swaggerFile))
-var rApiDocFileTemplate = assert.Exit1(template.New("").Parse(rApiDocFile))
+var (
+	reDocTemplate       = assert.Exit1(template.New("").Parse(reDocFile))
+	swaggerTemplate     = assert.Exit1(template.New("").Parse(swaggerFile))
+	rApiDocFileTemplate = assert.Exit1(template.New("").Parse(rApiDocFile))
+)
 
 func RApiDocHandler(url string) http.HandlerFunc {
 	return func(writer http.ResponseWriter, request *http.Request) {