Replace the retired .so Makefile with the wasm/.bnp convention (build /
verify / archive-check / publish via ninja plugin build), gitignore *.so
and *.bnp artifacts, and refresh the stale [compatibility] block_core
constraint to the v0.15 era.
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Bootstrapped during the 2026-06-06 BlockNinja consolidation. Was previously
an unversioned directory inside ~/src/blockninja-themes/coffee.
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>