Create Spring Boot Java project prompt Please make sure you have the following software installed on your system: Java 21 Docker Docker Compose If you need to custom the project name, please change the artifactId and the packageName in download-spring-boot-project-template If you need to update the Spring Boot version, please change the bootVersion in download-spring-boot-project-template Check Java version Run following command in terminal and check the version of Java java -version Download Spring Boot project template Run following command in terminal to download a Spring Boot project template curl https://start.spring.io/starter.zip \ -d artifactId = ${input : projectName : demo-java} \ -d bootVersion = 3.4 .5 \ -d dependencies = lombok,configuration-processor,web,data-jpa,postgresql,data-redis,data-mongodb,validation,cache,testcontainers \ -d javaVersion = 21 \ -d packageName = com.example \ -d packaging = jar \ -d type = maven-project \ -o starter.zip Unzip the downloaded file Run following command in terminal to unzip the downloaded file unzip starter.zip -d ./ ${input : projectName : demo-java} Remove the downloaded zip file Run following command in terminal to delete the downloaded zip file rm -f starter.zip Change directory to the project root Run following command in terminal to change directory to the project root cd ${input : projectName : demo-java} Add additional dependencies Insert springdoc-openapi-starter-webmvc-ui and archunit-junit5 dependency into pom.xml file < dependency

< groupId

org.springdoc </ groupId

< artifactId

springdoc-openapi-starter-webmvc-ui </ artifactId

< version

2.8.6 </ version

</ dependency

< dependency

< groupId

com.tngtech.archunit </ groupId

< artifactId

archunit-junit5 </ artifactId

< version

1.2.1 </ version

< scope

test </ scope

</ dependency

Add SpringDoc, Redis, JPA and MongoDB configurations Insert SpringDoc configurations into application.properties file

SpringDoc configurations

springdoc.swagger-ui.doc-expansion

none springdoc.swagger-ui.operations-sorter = alpha springdoc.swagger-ui.tags-sorter = alpha Insert Redis configurations into application.properties file

Redis configurations

spring.data.redis.host

localhost spring.data.redis.port = 6379 spring.data.redis.password = rootroot Insert JPA configurations into application.properties file

JPA configurations

spring.datasource.driver-class-name

org.postgresql.Driver spring.datasource.url = jdbc:postgresql://localhost:5432/postgres spring.datasource.username = postgres spring.datasource.password = rootroot spring.jpa.hibernate.ddl-auto = update spring.jpa.show-sql = true spring.jpa.properties.hibernate.format_sql = true Insert MongoDB configurations into application.properties file

MongoDB configurations

spring.data.mongodb.host

localhost spring.data.mongodb.port = 27017 spring.data.mongodb.authentication-database = admin spring.data.mongodb.username = root spring.data.mongodb.password = rootroot spring.data.mongodb.database = test Add docker-compose.yaml with Redis, PostgreSQL and MongoDB services Create docker-compose.yaml at project root and add following services: redis:6 , postgresql:17 and mongo:8 . redis service should have password rootroot mapping port 6379 to 6379 mounting volume ./redis_data to /data postgresql service should have password rootroot mapping port 5432 to 5432 mounting volume ./postgres_data to /var/lib/postgresql/data mongo service should have initdb root username root initdb root password rootroot mapping port 27017 to 27017 mounting volume ./mongo_data to /data/db Add .gitignore file Insert redis_data , postgres_data and mongo_data directories in .gitignore file Run Maven test command Run maven clean test command to check if the project is working ./mvnw clean test Run Maven run command (Optional) (Optional) docker-compose up -d to start the services, ./mvnw spring-boot:run to run the Spring Boot project, docker-compose rm -sf to stop the services. Let's do this step by step