Add customer registration and deployment updates

Dockerfile

@@ -0,0 +1,36 @@
+FROM node:20-alpine AS frontend-build
+WORKDIR /build/frontend
+
+ARG VITE_API_URL=/api
+ENV VITE_API_URL=${VITE_API_URL}
+
+COPY frontend/package*.json ./
+RUN npm ci
+
+COPY frontend/ ./
+RUN npm run build
+
+
+FROM maven:3.9.11-eclipse-temurin-17 AS backend-build
+WORKDIR /build/backend
+
+COPY backend/pom.xml ./
+RUN mvn -B -q -DskipTests dependency:go-offline
+
+COPY backend/ ./
+COPY --from=frontend-build /build/frontend/dist ./src/main/resources/static
+RUN mvn -B -q -DskipTests package
+
+
+FROM eclipse-temurin:17-jre-alpine AS runtime
+WORKDIR /app
+
+RUN addgroup -S spring && adduser -S spring -G spring
+
+COPY --from=backend-build /build/backend/target/muh-backend-0.0.1-SNAPSHOT.jar /app/app.jar
+
+USER spring:spring
+
+EXPOSE 8090
+
+ENTRYPOINT ["java", "-jar", "/app/app.jar"]