- Cache pnpm store, Android NDK (28.2.13676358, ~1.5 GB), and Gradle
- Skip sdkmanager NDK install on cache hit
- Remove global expo-cli install (already in devDeps as @expo/cli)
- Increase timeout 30m → 60m for first cold build
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>