Add pending apps and frontend components

- apps/captain-mobile: Mobile API service
- apps/flow-ui: Flow UI application
- apps/mindlink: Mindlink application
- apps/storage: Storage API and workers
- apps/tzzr-cli: TZZR CLI tool
- deck-frontend/backups: Historical TypeScript versions
- hst-frontend: Standalone HST frontend

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

deck-frontend/backups/20260113_221902/src/utils/toast.ts

@@ -0,0 +1,21 @@
+let toastEl: HTMLElement | null = null;
+let toastTimeout: number | null = null;
+
+export function toast(message: string, duration = 2000): void {
+  if (!toastEl) {
+    toastEl = document.createElement('div');
+    toastEl.className = 'toast';
+    document.body.appendChild(toastEl);
+  }
+
+  if (toastTimeout) {
+    clearTimeout(toastTimeout);
+  }
+
+  toastEl.textContent = message;
+  toastEl.classList.add('show');
+
+  toastTimeout = window.setTimeout(() => {
+    toastEl?.classList.remove('show');
+  }, duration);
+}