feat: support multiple owners per registry (comma-separated)

internal/api/registries.go

@@ -2,7 +2,9 @@ package api
 
 import (
 	"errors"
+	"log/slog"
 	"net/http"
+	"strings"
 
 	"github.com/go-chi/chi/v5"
 
@@ -309,11 +311,24 @@ func (s *Server) listRegistryImages(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	images, err := client.ListImages(r.Context(), reg.Owner)
-	if err != nil {
-		respondError(w, http.StatusBadGateway, "failed to list images: "+err.Error())
-		return
+	// Support comma-separated owners (e.g., "alexei,team-org,other-user").
+	owners := strings.Split(reg.Owner, ",")
+	var allImages []registry.RegistryImage
+	for _, owner := range owners {
+		owner = strings.TrimSpace(owner)
+		if owner == "" {
+			continue
+		}
+		images, err := client.ListImages(r.Context(), owner)
+		if err != nil {
+			slog.Warn("failed to list images for owner", "owner", owner, "error", err)
+			continue
+		}
+		allImages = append(allImages, images...)
+	}
+	if allImages == nil {
+		allImages = []registry.RegistryImage{}
 	}
 
-	respondJSON(w, http.StatusOK, images)
+	respondJSON(w, http.StatusOK, allImages)
 }