fix(security): patch all fixable vulnerabilities

npm:
- @babel/plugin-transform-modules-systemjs 7.29.0 → 7.29.4 (CVE-2026-44728, high)
- brace-expansion (moderate) — electron, javascript-tui, javascript-web, react-native-expo
- ws (moderate) — javascript-tui, react-native-expo
- expo-constants, qs (moderate) — react-native-expo

Remaining moderate npm vulnerabilities require major version bumps:
- react-native: @react-native-community/cli (major)
- react-native-expo: expo, expo-splash-screen, jest-expo (major)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: SausCode