- Add phase100_mutable_accumulator_llvm_exe.sh - Plugin gating via Phase 97 pattern (dlopen cache → build-all) - Numeric output validation (same SSOT as VM smoke) - Regression: phase94 pass (phase97 has pre-existing issue) 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>