feat: Added version command (#37)

cmd/root.go

@@ -4,6 +4,7 @@ import (
 	"os"
 
 	"github.com/dymensionxyz/roller/cmd/config"
+	"github.com/dymensionxyz/roller/cmd/version"
 	"github.com/spf13/cobra"
 )
 
@@ -26,4 +27,5 @@ func Execute() {
 
 func init() {
 	rootCmd.AddCommand(config.ConfigCmd())
+	rootCmd.AddCommand(version.VersionCmd())
 }

cmd/version/version.go

@@ -0,0 +1,26 @@
+package version
+
+import (
+	"fmt"
+
+	"github.com/spf13/cobra"
+)
+
+var (
+	BuildVersion = "<version>"
+	BuildTime    = "<build-time>"
+	BuildCommit  = "<build-commit>"
+)
+
+func VersionCmd() *cobra.Command {
+	versionCmd := &cobra.Command{
+		Use:   "version",
+		Short: "Print the version of roller",
+		Run: func(cmd *cobra.Command, args []string) {
+			fmt.Println("💈 Roller version", BuildVersion)
+			fmt.Println("💈 Build time:", BuildTime)
+			fmt.Println("💈 Git commit:", BuildCommit)
+		},
+	}
+	return versionCmd
+}