diff --git a/.goreleaser.yml b/.goreleaser.yml
index ca8b978..6191411 100644
--- a/.goreleaser.yml
+++ b/.goreleaser.yml
@@ -4,7 +4,8 @@ before:
   hooks:
     - go mod tidy
 builds:
-  - env:
+  - main: ./main.go
+    env:
       - CGO_ENABLED=0
     goos:
       - linux
@@ -12,7 +13,21 @@ builds:
       - windows
     goarch:
       - amd64
-    main: ./main.go
+    mod_timestamp: "{{ .CommitTimestamp }}"
+    flags:
+      - -trimpath
+    ldflags:
+      - -s -w -X main.version={{.Version}} -X main.commit={{.Commit}} -X main.date={{ .CommitDate }}
+
+changelog:
+  sort: asc
+  filters:
+    exclude:
+      - "^docs:"
+      - "^test:"
+      - Merge pull request
+      - Merge branch
+      - go mod tidy
 
 archives:
   - format_overrides:
diff --git a/cmd/config.go b/cmd/config.go
index 5fff603..04fd1c5 100644
--- a/cmd/config.go
+++ b/cmd/config.go
@@ -22,12 +22,8 @@ THE SOFTWARE.
 package cmd
 
 import (
-	"os"
-
 	"github.com/elonzh/trumpet/transformers"
 	"github.com/sirupsen/logrus"
-	"github.com/spf13/cobra"
-	"github.com/spf13/viper"
 )
 
 var BuiltinTransformers = []*transformers.Transformer{
@@ -111,49 +107,3 @@ func (c *Config) GetTransformer(name string) (*transformers.Transformer, bool) {
 	t, ok := c.m[name]
 	return t, ok
 }
-
-func initConfig() {
-	if cfgFile != "" {
-		viper.SetConfigFile(cfgFile)
-	} else {
-		viper.AddConfigPath(".")
-		viper.SetConfigName("config")
-	}
-	var err error
-	if err = viper.ReadInConfig(); os.IsNotExist(err) {
-		logrus.WithError(err).Fatalln()
-	}
-	logrus.WithField("ConfigFile", viper.ConfigFileUsed()).Infoln("read in config")
-	err = viper.Unmarshal(cfg)
-	if err != nil {
-		logrus.WithError(err).Fatalln("error when unmarshal config")
-	}
-	level, err := logrus.ParseLevel(cfg.LogLevel)
-	if err != nil {
-		logrus.WithError(err).Fatalln()
-	}
-	logrus.SetLevel(level)
-	if level >= logrus.DebugLevel {
-		logrus.WithField("Config", cfg).Debug()
-	}
-
-	cfg.LoadAllTransformers()
-}
-
-var (
-	cfg = &Config{
-		LogLevel: logrus.InfoLevel.String(),
-	}
-)
-
-// configCmd represents the config command
-var configCmd = &cobra.Command{
-	Use:   "config",
-	Short: "",
-	Long:  ``,
-}
-
-func init() {
-	rootCmd.AddCommand(configCmd)
-	cobra.OnInitialize(initConfig)
-}
diff --git a/cmd/root.go b/cmd/root.go
index 4a311fb..4f4697a 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -22,30 +22,72 @@ THE SOFTWARE.
 package cmd
 
 import (
+	"os"
+
 	"github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 )
 
-var cfgFile string
+var (
+	cfg = &Config{
+		LogLevel: logrus.InfoLevel.String(),
+	}
+)
+
+func newRootCmd(version string) *cobra.Command {
+	var cfgFile string
+	var rootCmd = &cobra.Command{
+		Version: version,
+		Use:     "trumpet",
+		Short:   "🎺simple webhook transform server",
+		Long:    ``,
+	}
+	rootCmd.PersistentFlags().StringVarP(&cfgFile, "config", "c", "", "config file (default is ./config.yaml)")
+	rootCmd.PersistentFlags().String("logLevel", "info", "")
+	err := viper.BindPFlag("logLevel", rootCmd.PersistentFlags().Lookup("logLevel"))
+	if err != nil {
+		panic(err)
+	}
 
-var rootCmd = &cobra.Command{
-	Use:   "trumpet",
-	Short: "🎺simple webhook transform server",
-	Long:  ``,
+	cobra.OnInitialize(func() {
+		initConfig(cfgFile)
+	})
+	rootCmd.AddCommand(serveCmd)
+	return rootCmd
 }
 
-func Execute() {
+func Execute(version string) {
+	rootCmd := newRootCmd(version)
 	if err := rootCmd.Execute(); err != nil {
 		logrus.WithError(err).Fatalln()
 	}
 }
 
-func init() {
-	rootCmd.PersistentFlags().StringVarP(&cfgFile, "config", "c", "", "config file (default is ./config.yaml)")
-	rootCmd.PersistentFlags().String("logLevel", "info", "")
-	err := viper.BindPFlag("logLevel", rootCmd.PersistentFlags().Lookup("logLevel"))
+func initConfig(cfgFile string) {
+	if cfgFile != "" {
+		viper.SetConfigFile(cfgFile)
+	} else {
+		viper.AddConfigPath(".")
+		viper.SetConfigName("config")
+	}
+	var err error
+	if err = viper.ReadInConfig(); os.IsNotExist(err) {
+		logrus.WithError(err).Fatalln()
+	}
+	logrus.WithField("ConfigFile", viper.ConfigFileUsed()).Infoln("read in config")
+	err = viper.Unmarshal(cfg)
 	if err != nil {
-		panic(err)
+		logrus.WithError(err).Fatalln("error when unmarshal config")
 	}
+	level, err := logrus.ParseLevel(cfg.LogLevel)
+	if err != nil {
+		logrus.WithError(err).Fatalln()
+	}
+	logrus.SetLevel(level)
+	if level >= logrus.DebugLevel {
+		logrus.WithField("Config", cfg).Debug()
+	}
+
+	cfg.LoadAllTransformers()
 }
diff --git a/cmd/serve.go b/cmd/serve.go
index bf87186..44519ec 100644
--- a/cmd/serve.go
+++ b/cmd/serve.go
@@ -76,7 +76,3 @@ var serveCmd = &cobra.Command{
 		return r.Run()
 	},
 }
-
-func init() {
-	rootCmd.AddCommand(serveCmd)
-}
diff --git a/main.go b/main.go
index 5a4b4d5..a6c2300 100644
--- a/main.go
+++ b/main.go
@@ -21,8 +21,30 @@ THE SOFTWARE.
 */
 package main
 
-import "github.com/elonzh/trumpet/cmd"
+import (
+	"fmt"
+
+	"github.com/elonzh/trumpet/cmd"
+)
+
+// nolint: gochecknoglobals
+var (
+	version = "dev"
+	commit  = ""
+	date    = ""
+)
 
 func main() {
-	cmd.Execute()
+	cmd.Execute(buildVersion(version, commit, date))
+}
+
+func buildVersion(version, commit, date string) string {
+	var result = version
+	if commit != "" {
+		result = fmt.Sprintf("%s\ncommit: %s", result, commit)
+	}
+	if date != "" {
+		result = fmt.Sprintf("%s\nbuilt at: %s", result, date)
+	}
+	return result
 }