chore(lk): add LiveKit text art

Author: nbsp

cmd/lk/main.go

@@ -86,6 +86,14 @@ func main() {
 
 	checkForLegacyName()
 
+	fmt.Printf("╭────────────╮\n"+
+		"│ ██      ▒▒ │\n"+
+		"│ ██    ▒▒   │\n"+
+		"│ ██  ▒▒     │\n"+
+		"│ ██    ▒▒   │ LiveKit CLI v%s\n"+
+		"│ ██████  ▒▒ │ https://livekit.io\n"+
+		"╰────────────╯\n", livekitcli.Version)
+
 	if err := app.Run(ctx, os.Args); err != nil {
 		fmt.Fprintln(os.Stderr, err)
 		os.Exit(1)