[Electron] Add custom node migration placeholder (#1670)

src/components/install/MigrationPicker.vue

@@ -57,6 +57,18 @@
             </p>
           </div>
         </div>
+        <div class="flex items-center gap-3 p-2 rounded cursor-not-allowed">
+          <Checkbox disabled :binary="true" />
+          <div>
+            <label class="text-neutral-200 font-medium">
+              {{ $t('install.customNodes') }}
+              <Tag severity="secondary"> {{ $t('comingSoon') }}... </Tag>
+            </label>
+            <p class="text-sm text-neutral-400 my-1">
+              {{ $t('install.customNodesDescription') }}
+            </p>
+          </div>
+        </div>
       </div>
     </div>
 
@@ -70,6 +82,7 @@
 <script setup lang="ts">
 import { ref, computed, watchEffect } from 'vue'
 import { electronAPI } from '@/utils/envUtil'
+import Tag from 'primevue/tag'
 import InputText from 'primevue/inputtext'
 import Button from 'primevue/button'
 import Checkbox from 'primevue/checkbox'

src/i18n.ts

@@ -51,7 +51,10 @@ const messages = {
           workflowContents: 'Workflow contents',
           customNodeConfigurations: 'Custom node configurations'
         }
-      }
+      },
+      customNodes: 'Custom Nodes',
+      customNodesDescription:
+        'Reference custom node files from existing ComfyUI installations and install their dependencies.'
     },
     serverStart: {
       reinstall: 'Reinstall',
@@ -71,6 +74,7 @@ const messages = {
       revertChanges: 'Revert Changes',
       restart: 'Restart'
     },
+    comingSoon: 'Coming Soon',
     firstTimeUIMessage:
       'This is the first time you use the new UI. Choose "Menu > Use New Menu > Disabled" to restore the old UI.',
     download: 'Download',