feat: Version sub command

Add sub command to print megophone version

.goreleaser.yaml

@@ -3,6 +3,9 @@ builds:
   - binary: megophone
     env:
     - CGO_ENABLED=0
+    ldflags:
+    - -X cmd.Version={{.Version}}
+
 aurs:
   - name: megophone-bin
     homepage: "https://github.com/coolapso/megophone"

cmd/root.go

@@ -198,6 +198,7 @@ func init() {
 	rootCmd.Flags().BoolP("m-only", "m", false, "Post to Mastodon Only")
 	rootCmd.Flags().StringP("media-path", "p", "", "Path of media to be uploaded")
 	rootCmd.AddCommand(configure)
+	rootCmd.AddCommand(versionCmd)
 }
 
 // initConfig reads in config file and ENV variables if set.

cmd/version.go

@@ -0,0 +1,19 @@
+package cmd
+
+import (
+	"fmt"
+
+	"github.com/spf13/cobra"
+)
+
+var (
+	Version = "DEV"
+)
+
+var versionCmd = &cobra.Command{
+	Use:   "version",
+	Short: "Print megophone version",
+	Run: func(cmd *cobra.Command, args []string) {
+		fmt.Printf("Megophone %s\n", Version)
+	},
+}