Summary

The user is experiencing Flash of Unstyled Content (FOUC) with CSS Modules in TanStack Start due to styles only being loaded on the client. The goal is to enable server-side rendering of CSS Modules to prevent this.

Skills Required

Files Likely Touched

• packages/start-bun/src/vite-plugin.ts
• packages/start/src/csr.ts
• packages/start/src/render.tsx
• examples/react/start-basic/vite.config.ts

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