feat: expand companion platform, device controls, and memoir workflows

Add customer and operator login, BLE provisioning, device fleet controls, call memory, memoir generation, and refreshed family and maintenance portals. Include API contracts, migrations, firmware sources, tests, assets, and deployment documentation.

web/test/memory-ui/fixture.tsx

@@ -0,0 +1,24 @@
+import React, { useState } from 'react';
+import { createRoot } from 'react-dom/client';
+import { ConfigProvider } from 'antd';
+import zhCN from 'antd/locale/zh_CN';
+import { MemoryWorkspace } from '../../src/pages/MemoryWorkspace';
+import '../../src/styles.css';
+import '../../src/cal-theme.css';
+import '../../src/customer-responsive.css';
+import '../../src/maintenance-console.css';
+import '../../src/admin-redesign.css';
+import '../../src/components/home/customer-portal.css';
+
+function Fixture() {
+  const [elder, setElder] = useState('test-elder-a');
+  const [consent, setConsent] = useState<'granted' | 'missing' | 'loading'>('granted');
+  return <ConfigProvider locale={zhCN} theme={{ token: { controlHeight: 40 } }}>
+    <button onClick={() => setElder(value => value === 'test-elder-a' ? 'test-elder-b' : 'test-elder-a')}>切换合成家庭</button>
+    <button onClick={() => setConsent('missing')}>模拟无授权</button>
+    <button onClick={() => setConsent('granted')}>模拟有效授权</button>
+    <button onClick={() => setConsent('loading')}>模拟授权加载</button>
+    <main style={{ padding: 24 }}><MemoryWorkspace elderID={elder} accessToken="local-synthetic-token" section="daily" {...({ memoryConsent: consent } as object)} /></main>
+  </ConfigProvider>;
+}
+createRoot(document.getElementById('root')!).render(<Fixture />);