fix(docker): update Dockerfile to Node.js SSR runtime runner entry.mjs

Dockerfile

@@ -6,16 +6,20 @@ RUN npm install --legacy-peer-deps
 COPY . .
 RUN npm run build
 
-# Production-Phase
-FROM nginx:1.25
+# Production-Phase (Node SSR Runner)
+FROM node:20-slim AS runner
+WORKDIR /app
 
-# Eigene Nginx-Konfiguration kopieren
-COPY default.conf /etc/nginx/conf.d/default.conf
+ENV NODE_ENV=production
+ENV HOST=0.0.0.0
+ENV PORT=4321
+ENV DATA_DIR=/app/data
 
-# Nginx konfigurieren für non-root Port 8080
-RUN touch /var/run/nginx.pid && \
-    chown -R nginx:nginx /var/run/nginx.pid /var/cache/nginx /var/log/nginx /etc/nginx/conf.d
+COPY --from=builder /app/package*.json ./
+COPY --from=builder /app/node_modules ./node_modules
+COPY --from=builder /app/dist ./dist
+COPY --from=builder /app/data_template ./data_template
 
-USER nginx
-COPY --from=builder /app/dist /usr/share/nginx/html
-EXPOSE 8080
+EXPOSE 4321
+
+CMD ["node", "./dist/server/entry.mjs"]