v0.18.12

Highlights

• Guarantees architecture/structure prompts start with renderer-owned diagrams before prose.
• Keeps table rows visually separated with row dividers and width-safe wrapping.
• Adds package surfaces for npm and Homebrew tap installs.
• Keeps /codexplain slash control available through the project-local patched TUI adapter and removes it with project-local uninstall.

Validation

• cargo fmt --check
• cargo test: 126 passed
• codexplain quality-check --width 88: pass, score=100
• codexplain compat-check: pass
• npm pack --dry-run: pass