improve error messages and fix wrong error being returned.

data.go

@@ -121,7 +121,7 @@ func grabData(ctx context.Context, code string, isProfileSitemap bool) (*Data, e
 	event, relays, err := getEvent(ctx, code, nil)
 	if err != nil {
 		log.Warn().Err(err).Str("code", code).Msg("failed to fetch event for code")
-		return nil, err
+		return nil, fmt.Errorf("error fetching event: %w", err)
 	}
 
 	relaysForNip19 := make([]string, 0, 3)

nostr.go

@@ -135,7 +135,7 @@ func getEvent(ctx context.Context, code string, relayHints []string) (*nostr.Eve
 	if res, _ := wdb.QuerySync(ctx, filter); len(res) != 0 {
 		evt := res[0]
 		scheduleEventExpiration(evt.ID, time.Hour*24*7)
-		return evt, getRelaysForEvent(evt.ID), err
+		return evt, getRelaysForEvent(evt.ID), nil
 	}
 
 	// otherwise fetch from external relays

render_event.go

@@ -41,7 +41,7 @@ func renderEvent(w http.ResponseWriter, r *http.Request) {
 		_, redirectHex, err := nip19.Decode(code)
 		if err != nil {
 			w.Header().Set("Cache-Control", "max-age=60")
-			http.Error(w, "error fetching event: "+err.Error(), 404)
+			http.Error(w, "error decoding note1 code: "+err.Error(), 404)
 			return
 		}
 		redirectNevent, _ := nip19.EncodeEvent(redirectHex.(string), []string{}, "")
@@ -58,7 +58,7 @@ func renderEvent(w http.ResponseWriter, r *http.Request) {
 	data, err := grabData(r.Context(), code, false)
 	if err != nil {
 		w.Header().Set("Cache-Control", "max-age=60")
-		http.Error(w, "error fetching event: "+err.Error(), 404)
+		http.Error(w, "failed to fetch event related data: "+err.Error(), 404)
 		return
 	}