chore: import upstream snapshot with attribution

scripts/qa/css.sh

@@ -0,0 +1,62 @@
+#!/bin/bash
+source scripts/qa/lib/bash/prelude.sh
+
+# Create the next app in /tmp
+CSS_APP_PATH="/tmp/test-css-app"
+echo "Creating next app in $CSS_APP_PATH"
+echo ""
+
+# Remove prev project and run create-next-app
+rm -rf $CSS_APP_PATH
+npx create-next-app $CSS_APP_PATH --ts --eslint --use-npm --no-tailwind --src-dir --app --import-alias="@/*"
+
+# write to .env
+echo "OPENAI_API_KEY=$OPENAI_API_KEY" > $CSS_APP_PATH/.env
+
+npm_install_packages $CSS_APP_PATH 
+
+cp scripts/qa/lib/css/page.tsx $CSS_APP_PATH/src/app/page.tsx
+
+# Open VSCode
+code $CSS_APP_PATH
+
+mkdir -p $CSS_APP_PATH/src/app/api/copilotkit/openai/
+cp scripts/qa/lib/css/route.ts $CSS_APP_PATH/src/app/api/copilotkit/openai/route.ts
+
+
+# Temporarily disable -e 
+set +e
+
+pushd $CSS_APP_PATH
+
+npm run build
+
+exit_status=$?
+
+if [ $exit_status -eq 0 ]; then
+    succeed "$pkg_manager build succeeded."
+else
+    fail "$pkg_manager build failed with status $exit_status."
+    exit 1
+fi
+
+# Re-enable -e
+set -e
+
+npm run dev > /dev/null 2>&1 &
+
+pid1=$!
+
+popd
+
+prompt "Open http://localhost:3000. Does it load with custom colors and icons?"
+
+killall next-server;
+
+succeed "Test completed successfully."
+
+echo "===================="
+echo "Test completed at $(date)"
+echo "===================="
+
+exit 0