fix faulty outbox database check logic when it doesn't exist.

fixes https://github.com/fiatjaf/nak/issues/66

main.go

@@ -85,7 +85,7 @@ var app = &cli.Command{
 		sys = sdk.NewSystem()
 
 		if err := initializeOutboxHintsDB(c, sys); err != nil {
-			return ctx, fmt.Errorf("failed to initialized outbox hints: %w", err)
+			return ctx, fmt.Errorf("failed to initialize outbox hints: %w", err)
 		}
 
 		sys.Pool = nostr.NewPool(nostr.PoolOptions{

outbox.go

@@ -29,9 +29,9 @@ func initializeOutboxHintsDB(c *cli.Command, sys *sdk.System) error {
 		hintsFilePath = filepath.Join(configPath, "outbox/hints.bg")
 	}
 	if hintsFilePath != "" {
-		if _, err := os.Stat(hintsFilePath); !os.IsNotExist(err) {
+		if _, err := os.Stat(hintsFilePath); err == nil {
 			hintsFileExists = true
-		} else if err != nil {
+		} else if !os.IsNotExist(err) {
 			return err
 		}
 	}