merge: demo build updates

# Conflicts:
#	neode-ui/src/stores/appLauncher.ts
#	neode-ui/src/views/AppSession.vue

neode-ui/src/views/discover/AppGrid.vue

@@ -102,9 +102,9 @@
             @click.stop="$emit('launch', app)"
             class="px-4 py-2 glass-button glass-button-sm rounded-lg text-sm font-medium"
           >Launch</button>
-          <!-- Scanning -->
+          <!-- Scanning (skipped in demo — there are no real containers to scan) -->
           <span
-            v-else-if="!containersScanned && (app.source === 'local' || app.dockerImage)"
+            v-else-if="!IS_DEMO && !containersScanned && (app.source === 'local' || app.dockerImage)"
             class="flex-1 px-4 py-2 rounded-lg text-white/50 text-sm font-medium text-center cursor-default relative overflow-hidden"
           >
             <span class="discover-shimmer-bg"></span>
@@ -116,6 +116,12 @@
               Checking...
             </span>
           </span>
+          <!-- Demo: app not demoable -->
+          <button
+            v-else-if="IS_DEMO && !isInstalled(app.id) && !isDemoApp(app.id)"
+            disabled
+            class="flex-1 px-4 py-2 bg-white/10 rounded-lg text-white/40 text-sm font-medium cursor-not-allowed"
+          >No demo</button>
           <!-- Install button -->
           <button
             v-else-if="!isInstalled(app.id) && (app.source === 'local' || app.dockerImage)"
@@ -158,6 +164,7 @@
 <script setup lang="ts">
 import type { MarketplaceApp } from './types'
 import { handleImageError } from '@/views/apps/appsConfig'
+import { IS_DEMO, isDemoApp } from '@/composables/useDemoIntro'
 
 defineProps<{
   filteredApps: MarketplaceApp[]

neode-ui/src/views/discover/FeaturedApps.vue

@@ -64,7 +64,7 @@
             Starting...
           </span>
           <button
-            v-else-if="!containersScanned && app.dockerImage"
+            v-else-if="!IS_DEMO && !containersScanned && app.dockerImage"
             disabled
             class="text-white/40 text-sm flex items-center gap-2"
           >
@@ -74,6 +74,11 @@
             </svg>
             Checking...
           </button>
+          <button
+            v-else-if="IS_DEMO && !isInstalled(app.id) && !isDemoApp(app.id)"
+            disabled
+            class="glass-button glass-button-sm rounded-lg text-sm font-medium opacity-50 cursor-not-allowed"
+          >No demo</button>
           <button
             v-else-if="!isInstalled(app.id) && app.dockerImage"
             data-controller-install-btn
@@ -99,6 +104,7 @@
 <script setup lang="ts">
 import type { FeaturedApp, MarketplaceApp } from './types'
 import { handleImageError } from '@/views/apps/appsConfig'
+import { IS_DEMO, isDemoApp } from '@/composables/useDemoIntro'
 
 defineProps<{
   featuredApps: FeaturedApp[]