show env var in help, reset terminal mode correctly

helpers_key.go

@@ -20,7 +20,7 @@ import (
 var defaultKeyFlags = []cli.Flag{
 	&cli.StringFlag{
 		Name:        "sec",
-		Usage:       "secret key to sign the event, as nsec, ncryptsec or hex, or a bunker URL",
+		Usage:       "secret key to sign the event, as nsec, ncryptsec or hex, or a bunker URL, it is more secure to use the environment variable NOSTR_SECRET_KEY than this flag",
 		DefaultText: "the key '1'",
 		Aliases:     []string{"connect"},
 		Category:    CATEGORY_SIGNER,

main.go

@@ -11,6 +11,7 @@ import (
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/sdk"
 	"github.com/nbd-wtf/go-nostr/sdk/hints/memoryh"
+	"github.com/fatih/color"
 )
 
 var version string = "debug"
@@ -118,8 +119,12 @@ var app = &cli.Command{
 }
 
 func main() {
+	defer func() {
+		color.New(color.Reset).Println()
+	}()
 	if err := app.Run(context.Background(), os.Args); err != nil {
 		stdout(err)
+		color.New(color.Reset).Println()
 		os.Exit(1)
 	}
 }