fix type assertions.

closes https://github.com/fiatjaf/nak/issues/67

go.mod

@@ -4,7 +4,7 @@ go 1.24.1
 
 require (
 	fiatjaf.com/lib v0.3.1
-	fiatjaf.com/nostr v0.0.0-20250521022139-d3fb25441ab3
+	fiatjaf.com/nostr v0.0.0-20250522115245-f38ce069a93d
 	github.com/bep/debounce v1.2.1
 	github.com/btcsuite/btcd/btcec/v2 v2.3.4
 	github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e

go.sum

@@ -3,6 +3,8 @@ fiatjaf.com/lib v0.3.1 h1:/oFQwNtFRfV+ukmOCxfBEAuayoLwXp4wu2/fz5iHpwA=
 fiatjaf.com/lib v0.3.1/go.mod h1:Ycqq3+mJ9jAWu7XjbQI1cVr+OFgnHn79dQR5oTII47g=
 fiatjaf.com/nostr v0.0.0-20250521022139-d3fb25441ab3 h1:JRtme8g4UQ5KYlxI31wBa8YMWmAxvxdwtNn+PiI/XCs=
 fiatjaf.com/nostr v0.0.0-20250521022139-d3fb25441ab3/go.mod h1:VPs38Fc8J1XAErV750CXAmMUqIq3XEX9VZVj/LuQzzM=
+fiatjaf.com/nostr v0.0.0-20250522115245-f38ce069a93d h1:sl/BOXW5eK7v+cchMMEZvnzQW+n/jWiHGQn+CRt5m5Q=
+fiatjaf.com/nostr v0.0.0-20250522115245-f38ce069a93d/go.mod h1:VPs38Fc8J1XAErV750CXAmMUqIq3XEX9VZVj/LuQzzM=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/FastFilter/xorfilter v0.2.1 h1:lbdeLG9BdpquK64ZsleBS8B4xO/QW1IM0gMzF7KaBKc=
 github.com/FastFilter/xorfilter v0.2.1/go.mod h1:aumvdkhscz6YBZF9ZA/6O4fIoNod4YR50kIVGGZ7l9I=

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
 		}
 	}