- build-wxuniversal-wasm.sh: Default to incremental, add --clean flag
- build-wasm-test.sh: Remove automatic clean, add --clean flag
Performance:
- No changes: ~0.3s (was full rebuild)
- Single file change: ~5s (just that file)
- Clean rebuild: use --clean flag
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>