Added working docker scenario

Dockerfile

@@ -0,0 +1,20 @@
+# Multi-stage build für minimales Image
+FROM nginx:alpine
+
+# Statische Dateien kopieren
+COPY index.html /usr/share/nginx/html/
+
+# Nginx Konfiguration für SPA (falls nötig)
+RUN echo 'server { \
+    listen 80; \
+    server_name _; \
+    root /usr/share/nginx/html; \
+    index index.html; \
+    location / { \
+        try_files $uri $uri/ /index.html; \
+    } \
+}' > /etc/nginx/conf.d/default.conf
+
+EXPOSE 80
+
+CMD ["nginx", "-g", "daemon off;"]