Step 1 of source reorganization - rename the JavaScript runtime directory from bun.js to buntime for better discoverability. 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
This reverts commit 374bb15db6.
374bb15db6
This reverts commit 354df17d16.
354df17d16