Added dockerfile and docker-compose

Dockerfile

@@ -0,0 +1,9 @@
+FROM maven:3.8.1-openjdk-17 AS build
+WORKDIR /app
+COPY . .
+RUN mvn clean package -DskipTests
+
+FROM openjdk:17-jdk-alpine
+WORKDIR /app
+COPY --from=build /app/target/rihal-0.0.1-SNAPSHOT.jar rihal-0.0.1-SNAPSHOT.jar
+ENTRYPOINT ["java", "-jar", "rihal-0.0.1-SNAPSHOT.jar"]

docker-compose.yml

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+version: '3.8'
+
+services:
+  mysql:
+    image: mysql:9.0.0
+    container_name: mysql-cont
+    ports:
+      - "3307:3307"
+    environment:
+      MYSQL_ROOT_PASSWORD: root
+      MYSQL_DATABASE: usersystem
+      MYSQL_PASSWORD: root
+      MYSQL_TCP_PORT: 3307
+    volumes:
+      - mysql-data:/var/lib/mysql
+    networks:
+      - app-network
+    restart: always  # Restart policy for MySQL
+
+  spring-boot-app:
+    build: .
+    container_name: spring-boot-app
+    ports:
+      - "8080:8080"
+    environment:
+      SPRING_DATASOURCE_URL: jdbc:mysql://mysql:3307/usersystem?useSSL=false&serverTimezone=UTC&createDatabaseIfNotExist=true&allowPublicKeyRetrieval=true
+      SPRING_DATASOURCE_USERNAME: root
+      SPRING_DATASOURCE_PASSWORD: root
+      SPRING_JPA_HIBERNATE_DDL_AUTO: update
+      SPRING_JPA_SHOW_SQL: "true"
+    depends_on:
+      - mysql
+    networks:
+      - app-network
+    restart: always  # Restart policy for Spring Boot app
+
+networks:
+  app-network:
+
+volumes:
+  mysql-data: