feat: show help text when invoked with no arguments

Author: bytesoverflow

cmd/root.go

@@ -103,6 +103,11 @@ func SetVersion(version, commit string) {
 	rootCmd.Version = version + " (" + commit + ")"
 }
 
+// PrintHelp prints the root command's help text.
+func PrintHelp() {
+	rootCmd.Help()
+}
+
 // Execute runs the root command. It is the single entry point called by main.
 func Execute() error {
 	return rootCmd.Execute()

main.go

@@ -17,6 +17,10 @@ var (
 // main initialises the version string and delegates to the Cobra command tree.
 func main() {
 	cmd.SetVersion(version, commit)
+	if len(os.Args) == 1 {
+		cmd.PrintHelp()
+		return
+	}
 	if err := cmd.Execute(); err != nil {
 		os.Exit(1)
 	}