chore: remove React Compiler and @rolldown/plugin-babel

apps/server/AGENTS.md

@@ -226,7 +226,6 @@ import type { ReactNode } from 'react'
 ### React
 - Use arrow functions for components (Biome enforced)
 - Use `useSuspenseQuery` for guaranteed data
-- Let React Compiler handle memoization (no manual `useMemo`/`useCallback`)
 
 ## Environment Variables
 

apps/server/package.json

@@ -43,7 +43,6 @@
   },
   "devDependencies": {
     "@furtherverse/tsconfig": "workspace:*",
-    "@rolldown/plugin-babel": "catalog:",
     "@tailwindcss/vite": "catalog:",
     "@tanstack/devtools-vite": "catalog:",
     "@tanstack/react-devtools": "catalog:",

apps/server/vite.config.ts

@@ -1,8 +1,7 @@
-import babel from '@rolldown/plugin-babel'
 import tailwindcss from '@tailwindcss/vite'
 import { devtools as tanstackDevtools } from '@tanstack/devtools-vite'
 import { tanstackStart } from '@tanstack/react-start/plugin/vite'
-import react, { reactCompilerPreset } from '@vitejs/plugin-react'
+import react from '@vitejs/plugin-react'
 import { nitro } from 'nitro/vite'
 import { defineConfig } from 'vite'
 
@@ -13,9 +12,6 @@ export default defineConfig({
     tailwindcss(),
     tanstackStart(),
     react(),
-    babel({
-      presets: [reactCompilerPreset()],
-    }),
     nitro({
       preset: 'bun',
       serveStatic: 'inline',