fix(adminfront): resolve workspace dependency and build configuration issues

- Resolve 'vite' package entry point error by consolidating workspace dependencies
- Fix PostCSS/Tailwind module resolution by utilizing pnpm hoisting
- Update vite.config.ts to stable build configuration

test.sh

@@ -0,0 +1,11 @@
+#!/bin/sh
+export USERFRONT_FLUTTER_RUN_FLAGS=""
+set -- flutter run \
+  --wasm \
+  ${USERFRONT_FLUTTER_RUN_FLAGS:-} \
+  --no-web-resources-cdn
+
+echo "Count: $#"
+for arg in "$@"; do
+  echo "Arg: $arg"
+done