fix(elements/applauncher): add eco app launcher components, wifi/sound/battery menus, demos and new eco-screensaver; replace dees-screensaver (breaking API change)

ts_web/elements/00group-applauncher/eco-applauncher-soundmenu/eco-applauncher-soundmenu.demo.ts

@@ -0,0 +1,33 @@
+import { html } from '@design.estate/dees-element';
+import type { IAudioDevice } from './eco-applauncher-soundmenu.js';
+
+const mockDevices: IAudioDevice[] = [
+  { id: 'speakers', name: 'Built-in Speakers', type: 'speaker' },
+  { id: 'headphones', name: 'AirPods Pro', type: 'bluetooth' },
+  { id: 'hdmi', name: 'LG Monitor', type: 'hdmi' },
+];
+
+export const demo = () => html`
+  <style>
+    .demo-container {
+      padding: 48px;
+      background: hsl(240 10% 4%);
+      min-height: 400px;
+      display: flex;
+      justify-content: center;
+    }
+  </style>
+  <div class="demo-container">
+    <eco-applauncher-soundmenu
+      open
+      .volume=${70}
+      .muted=${false}
+      .outputDevices=${mockDevices}
+      .activeDeviceId=${'speakers'}
+      @volume-change=${(e: CustomEvent) => console.log('Volume:', e.detail)}
+      @mute-toggle=${(e: CustomEvent) => console.log('Mute:', e.detail)}
+      @device-select=${(e: CustomEvent) => console.log('Device:', e.detail)}
+      @settings-click=${() => console.log('Settings clicked')}
+    ></eco-applauncher-soundmenu>
+  </div>
+`;