chore: version command

.github/workflows/release.yml

@@ -2,7 +2,6 @@
 name: goreleaser
 
 on:
-  pull_request:
   push:
     # run only against tags
     tags:

Makefile

@@ -1,3 +1,3 @@
 .PHONY: build
 build:
-	go build -o out/shell-now ./cmd/shell-now/
+	go build -ldflags "-X main.version=$(shell git describe --tags --always --dirty) -X main.commit=$(shell git rev-parse HEAD) -X main.buildTime=$(shell date -u +%Y-%m-%dT%H:%M:%SZ)" -o out/shell-now ./cmd/shell-now/

cmd/shell-now/main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"context"
+	"fmt"
 	"log/slog"
 	"os"
 	"os/signal"
@@ -11,6 +12,12 @@ import (
 	"github.com/strrl/shell-now/pkg"
 )
 
+var (
+	version   = "dev"
+	commit    = "unknown"
+	buildTime = "unknown"
+)
+
 func main() {
 
 	if os.Getenv("DEBUG") != "" {
@@ -25,8 +32,9 @@ func main() {
 	defer stop()
 
 	rootCmd := &cobra.Command{
-		Use:   "shell-now",
-		Short: "Shell Now is a simple command-line tool to expose your local shell to the public internet.",
+		Use:     "shell-now",
+		Short:   "Shell Now is a simple command-line tool to expose your local shell to the public internet.",
+		Version: version,
 		RunE: func(cmd *cobra.Command, args []string) error {
 			return pkg.Bootstrap(ctx)
 		},
@@ -93,6 +101,18 @@ PowerShell:
 	}
 	rootCmd.AddCommand(completionCmd)
 
+	// Add version command
+	versionCmd := &cobra.Command{
+		Use:   "version",
+		Short: "Print the version information of shell-now",
+		Run: func(cmd *cobra.Command, args []string) {
+			fmt.Printf("shell-now version %s\n", version)
+			fmt.Printf("git commit: %s\n", commit)
+			fmt.Printf("build time: %s\n", buildTime)
+		},
+	}
+	rootCmd.AddCommand(versionCmd)
+
 	// Execute with context
 	if err := rootCmd.ExecuteContext(ctx); err != nil {
 		os.Exit(1)