Add js and css integration

Dockerfile

@@ -1,11 +1,21 @@
+FROM node:22-alpine AS builder
+WORKDIR /app
+COPY package*.json ./
+RUN npm install
+COPY assets/ ./assets/
+COPY templates/ ./templates/
+
+# JS bauen
+RUN ./node_modules/.bin/esbuild ./assets/javascript/test.js --bundle --outfile=./public/build/app.js --minify
+
+# CSS bauen
+RUN ./node_modules/.bin/tailwindcss -i ./assets/css/app.css -o ./public/build/app.css --minify
+
 FROM php:8.3-apache
-
 RUN a2enmod rewrite
-
 COPY . /var/www/html
-
+COPY --from=builder /app/public/build /var/www/html/public/build
 RUN sed -i 's|/var/www/html|/var/www/html/public|g' \
     /etc/apache2/sites-available/000-default.conf
-
 RUN sed -i 's|AllowOverride None|AllowOverride All|g' \
     /etc/apache2/apache2.conf