refactor(cli): rename init command to auth and add new init orchestrator

Rename the existing `init` command to `auth` for clearer naming, and
create a new `init` command that orchestrates full setup by calling
auth, hooks install, and daemon install in sequence.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: AnnatarHe

cmd/cli/main.go

@@ -93,6 +93,7 @@ func main() {
 	}
 
 	app.Commands = []*cli.Command{
+		commands.InitCommand,
 		commands.AuthCommand,
 		commands.TrackCommand,
 		commands.GCCommand,

commands/auth.go

@@ -17,8 +17,8 @@ import (
 )
 
 var AuthCommand *cli.Command = &cli.Command{
-	Name:  "init",
-	Usage: "init your shelltime.xyz config",
+	Name:  "auth",
+	Usage: "Authenticate with shelltime.xyz",
 	Flags: []cli.Flag{
 		&cli.StringFlag{
 			Name:     "token",

commands/init.go

@@ -0,0 +1,42 @@
+package commands
+
+import (
+	"github.com/gookit/color"
+	"github.com/urfave/cli/v2"
+)
+
+var InitCommand *cli.Command = &cli.Command{
+	Name:  "init",
+	Usage: "Initialize shelltime: authenticate, install hooks, and start daemon",
+	Flags: []cli.Flag{
+		&cli.StringFlag{
+			Name:     "token",
+			Aliases:  []string{"t"},
+			Usage:    "Authentication token",
+			Required: false,
+		},
+	},
+	Action: commandInit,
+}
+
+func commandInit(c *cli.Context) error {
+	color.Yellow.Println("Initializing ShellTime...")
+
+	// Step 1: Authenticate
+	if err := commandAuth(c); err != nil {
+		return err
+	}
+
+	// Step 2: Install shell hooks
+	if err := commandHooksInstall(c); err != nil {
+		return err
+	}
+
+	// Step 3: Install daemon service
+	if err := commandDaemonInstall(c); err != nil {
+		return err
+	}
+
+	color.Green.Println("ShellTime is fully initialized and ready to use!")
+	return nil
+}