chore: vendor client into main repo

client/app/(app)/settings.tsx

@@ -0,0 +1,50 @@
+import Constants from 'expo-constants';
+import { StyleSheet, Text, View } from 'react-native';
+import { useTranslation } from 'react-i18next';
+
+export default function SettingsScreen() {
+  const { t } = useTranslation();
+
+  const version =
+    Constants.expoConfig?.version ??
+    // 兜底：部分环境下 expoConfig 可能为空
+    'unknown';
+
+  return (
+    <View style={styles.container}>
+      <View style={styles.section}>
+        <Text style={styles.label}>{t('settings.version')}</Text>
+        <Text style={styles.value}>{version}</Text>
+      </View>
+
+      <View style={styles.card}>
+        <Text style={styles.cardTitle}>{t('settings.widgetTitle')}</Text>
+        <Text style={styles.cardText}>{t('settings.widgetDesc')}</Text>
+      </View>
+    </View>
+  );
+}
+
+const styles = StyleSheet.create({
+  container: { flex: 1, padding: 16, gap: 16 },
+  section: {
+    borderRadius: 14,
+    padding: 16,
+    backgroundColor: '#FFFFFF',
+    borderWidth: StyleSheet.hairlineWidth,
+    borderColor: '#E5E7EB',
+    flexDirection: 'row',
+    alignItems: 'center',
+    justifyContent: 'space-between',
+  },
+  label: { color: '#374151', fontSize: 16 },
+  value: { color: '#111827', fontSize: 16, fontWeight: '600' },
+  card: {
+    borderRadius: 16,
+    padding: 16,
+    backgroundColor: '#111827',
+  },
+  cardTitle: { color: 'white', fontSize: 16, fontWeight: '700', marginBottom: 8 },
+  cardText: { color: '#E5E7EB', fontSize: 14, lineHeight: 20 },
+});
+