feat: proxy bootstrapping from configuration

internal/admin/layer_route.go

@@ -51,15 +51,6 @@ func (s *Server) queryLayer(w http.ResponseWriter, r *http.Request) {
 	})
 }
 
-func validateLayerName(v string) (store.LayerName, error) {
-	name, err := store.ValidateName(v)
-	if err != nil {
-		return "", errors.WithStack(err)
-	}
-
-	return store.LayerName(name), nil
-}
-
 type GetLayerResponse struct {
 	Layer *store.Layer `json:"layer"`
 }