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Notes, tutorials, and insights on software development and technology.

The Ghost in the Toolchain: Debugging the Rails, Bun, and Yarn Berry Collision (Updated)

How a collision between Rails 8's cssbundling-rails, Vite+'s Bun shim, and Yarn Berry PnP silently broke my dev server—and how I permanently solved it. Updated with revised analysis.

— September 17, 2026

#rails #bun #yarn #debugging

The Ghost in the Toolchain: Debugging the Rails, Bun, and Yarn Berry Collision

How a collision between Rails 8's cssbundling-rails, Vite+'s Bun shim, and Yarn Berry PnP silently broke my dev server—and how I permanently solved it.

— September 16, 2026

#rails #bun #yarn #debugging