fix: remove github.com/carlmjohnson/versioninfo as dependency

cmd/mym/mym.go

@@ -2,26 +2,50 @@ package main
 
 import (
 	"flag"
+	"fmt"
 	"os"
 
-	"github.com/carlmjohnson/versioninfo"
+	"runtime/debug"
+
 	"github.com/ngshiheng/michelin-my-maps/v2/pkg/crawler"
 	log "github.com/sirupsen/logrus"
 )
 
+// printVersion prints the application version
+func printVersion() {
+	buildInfo, ok := debug.ReadBuildInfo()
+	if !ok {
+		fmt.Println("Unable to determine version information.")
+		return
+	}
+
+	if buildInfo.Main.Version != "" {
+		fmt.Printf("Version: %s\n", buildInfo.Main.Version)
+	} else {
+		fmt.Println("Version: unknown")
+	}
+}
+
+var (
+	logLevel    = flag.String("log", log.InfoLevel.String(), "log level (debug, info, warning, error, fatal, panic)")
+	helpFlag    = flag.Bool("help", false, "show help message")
+	versionFlag = flag.Bool("version", false, "print version information")
+)
+
 func main() {
-	var (
-		logLevel = flag.String("log", log.InfoLevel.String(), "log level (debug, info, warning, error, fatal, panic)")
-		helpFlag = flag.Bool("help", false, "show help message")
-	)
-	versioninfo.AddFlag(nil)
 	flag.Parse()
 
+	if *versionFlag {
+		printVersion()
+		return
+	}
+
 	if *helpFlag {
 		flag.Usage()
 		return
 	}
 
+	// Set log level
 	level, err := log.ParseLevel(*logLevel)
 	if err != nil {
 		log.Errorf("failed to parse log level: %v\n", err)
@@ -30,6 +54,7 @@ func main() {
 	log.SetLevel(level)
 	log.SetOutput(os.Stdout)
 
+	// Start crawling process
 	app := crawler.Default()
 	app.Crawl()
 }

go.mod

@@ -3,7 +3,6 @@ module github.com/ngshiheng/michelin-my-maps/v2
 go 1.21
 
 require (
-	github.com/carlmjohnson/versioninfo v0.22.5
 	github.com/gocolly/colly/v2 v2.1.0
 	github.com/nyaruka/phonenumbers v1.4.0
 	github.com/sirupsen/logrus v1.9.3

go.sum

@@ -17,8 +17,6 @@ github.com/antchfx/xpath v1.1.6/go.mod h1:Yee4kTMuNiPYJ7nSNorELQMr1J33uOpXDMByNY
 github.com/antchfx/xpath v1.1.8/go.mod h1:Yee4kTMuNiPYJ7nSNorELQMr1J33uOpXDMByNYhvtNk=
 github.com/antchfx/xpath v1.2.0 h1:mbwv7co+x0RwgeGAOHdrKy89GvHaGvxxBtPK0uF9Zr8=
 github.com/antchfx/xpath v1.2.0/go.mod h1:i54GszH55fYfBmoZXapTHN8T8tkcHfRgLyVwwqzXNcs=
-github.com/carlmjohnson/versioninfo v0.22.5 h1:O00sjOLUAFxYQjlN/bzYTuZiS0y6fWDQjMRvwtKgwwc=
-github.com/carlmjohnson/versioninfo v0.22.5/go.mod h1:QT9mph3wcVfISUKd0i9sZfVrPviHuSF+cUtLjm2WSf8=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=