Add version command

Author: scriptonist

.goreleaser.yml

@@ -12,6 +12,9 @@ builds:
       - windows
   goarch:
     - amd64
+  ldflags:
+    - -X "github.com/hashnode/hashnode-cli/cmd.version={{ .Version  }}" -X  "github.com/hashnode/hashnode-cli/cmd.commithash={{ .FullCommit }}"
+
 archive:
   name_template: "hashnode-{{ .Os }}-{{ .Arch }}"
   format_overrides:

cmd/version.go

@@ -0,0 +1,22 @@
+package cmd
+
+import (
+	"fmt"
+
+	"github.com/spf13/cobra"
+)
+
+var version, commithash string
+
+// versionCmd represents the version command
+var versionCmd = &cobra.Command{
+	Use:   "version",
+	Short: "Print version number of hashnode",
+	Run: func(cmd *cobra.Command, args []string) {
+		fmt.Printf("Release: %s\nCommit: %s\n", version, commithash)
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(versionCmd)
+}