fix(installation): add message for app installation on selected node

Author: stephdl

core/ui/public/i18n/en/translation.json

@@ -1012,6 +1012,7 @@
         "source_package": "Application image",
         "app_installation": "Install {app}",
         "choose_node_for_installation": "Select installation node for {app} {version}",
+        "install_app_on_selected_node": "{app} {version} will be installed on the selected node",
         "select_node_volume_for_installation": "Select the volume on {node} to store application data",
         "installing_on_node": "Installing on {node}",
         "instance_installed_on_node": "{module_id} installed on {node}",

core/ui/src/components/software-center/InstallAppModal.vue

@@ -43,14 +43,22 @@
             :showCloseButton="false"
           />
           <!-- node selection -->
-          <div>
+          <div v-if="clusterNodesCount > 1">
             {{
               $t("software_center.choose_node_for_installation", {
                 app: app.name,
                 version: appVersion,
               })
             }}
           </div>
+          <div v-else>
+            {{
+              $t("software_center.install_app_on_selected_node", {
+                app: app.name,
+                version: appVersion,
+              })
+            }}
+          </div>
           <NsInlineNotification
             v-if="error.getClusterStatus"
             kind="error"