update changelog for v0.2.0 and enable cli versioning

Author: danieljhkim

CHANGELOG.md

@@ -4,6 +4,26 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 
+
+## [0.2.0] - 2025-12-31
+
+### Added
+- Go-based `local-data` CLI replacing the legacy Bash implementation
+- Profile-based configuration with typed, programmatic config generation
+- Homebrew distribution support (`brew install danieljhkim/tap/local-data`)
+
+### Notes
+- macOS only
+- Single-node (pseudo-distributed) local environment
+
 ## [0.1.0] - 2025-12-20
 
-First public release.
+### First public release.
+
+### Added
+- Bash-based `local-data` CLI
+- Profile-based configuration with hand-edited XML files
+- Wrapper commands for HDFS, Hive, YARN, and Spark
+- Service lifecycle management with PID tracking and logs
+
+

cmd/local-data/main.go

@@ -6,7 +6,11 @@ import (
 	"github.com/danieljhkim/local-data-platform/internal/cli"
 )
 
+var version = "dev"
+
 func main() {
+	cli.SetVersion(version)
+
 	if err := cli.Execute(); err != nil {
 		os.Exit(1)
 	}

internal/cli/root.go

@@ -1,6 +1,7 @@
 package cli
 
 import (
+	"fmt"
 	"os"
 	"path/filepath"
 
@@ -19,8 +20,9 @@ var (
 
 // rootCmd represents the base command when called without any subcommands
 var rootCmd = &cobra.Command{
-	Use:   "local-data",
-	Short: "Manage a local Hadoop (HDFS + YARN) + Hive stack",
+	Use:     "local-data",
+	Version: "dev",
+	Short:   "Manage a local Hadoop (HDFS + YARN) + Hive stack",
 	Long: `local-data: manage a local Hadoop (HDFS + YARN) + Hive stack.
 
 A modular CLI to manage HDFS/YARN/Hive/Spark in one place with runtime
@@ -30,6 +32,14 @@ config overlays and profile-based configuration.`,
 	// Run: func(cmd *cobra.Command, args []string) { },
 }
 
+func SetVersion(v string) {
+	if v == "" {
+		return
+	}
+	rootCmd.Version = v
+	rootCmd.SetVersionTemplate("{{.Version}}\n")
+}
+
 // Execute adds all child commands to the root command and sets flags appropriately.
 // This is called by main.main(). It only needs to happen once to the rootCmd.
 func Execute() error {
@@ -47,6 +57,16 @@ func init() {
 	rootCmd.AddCommand(service.NewStatusCmd(getPaths))
 	rootCmd.AddCommand(NewLogsCmd(getPaths))
 
+	// Version command (explicit, for script-friendly `local-data version`)
+	rootCmd.AddCommand(&cobra.Command{
+		Use:   "version",
+		Short: "Print the local-data CLI version",
+		Args:  cobra.NoArgs,
+		Run: func(cmd *cobra.Command, args []string) {
+			fmt.Fprintln(os.Stdout, rootCmd.Version)
+		},
+	})
+
 	// Add wrapper commands
 	rootCmd.AddCommand(wrappers.NewHDFSCmd(getPaths))
 	rootCmd.AddCommand(wrappers.NewHiveCmd(getPaths))