Spring Boot | Ecosyste.ms: Awesome

https://github.com/romeh/spring-boot-sample-app

Sample app generated from my spring boot archtype on :https://github.com/Romeh/spring-boot-quickstart-archtype

cucumber java8 jenkins-pipeline jpa logback lombok maven rest-api spring-aop spring-boot spring-cloud-config spring-retry springboot-sample springboot2 springbootdemo swagger swagger2

Last synced: 23 Dec 2024

https://github.com/maciejwalkowiak/spring-boot-http-clients

Spring Boot HTTP Clients provides zero-boilerplate auto-configuration for WebClient and Spring 6 HTTP Interface based HTTP clients in a Spring Boot application.

httpclient spring spring-boot spring-framework webclient

Last synced: 11 Oct 2024

https://github.com/itwanger/codingmore-learning

编程猫的学习教程

java mybatis spring spring-boot

Last synced: 27 Oct 2024

https://github.com/aidanwhiteley/books

A demo project for Spring Boot / Data / security, social / oauth2 logons, JWT, Mongo, SpringBootAdmin, Docker, docker-compose, Github Actions and stateless apps

bookclub books docker docker-compose github-actions jwt microservice mongo oauth spring-boot spring-security springbootadmin swagger

Last synced: 22 Dec 2024

https://github.com/javahello/nvim

nvim config

ide java maven neovim nvim spring-boot

Last synced: 23 Dec 2024

https://github.com/nkonev/r2dbc-migrate

R2DBC database migration library

database-management database-migrations docker mariadb mariadb-database mariadb-server migrate migration mysql postgres postgresql r2dbc r2dbc-migration spring-boot sql-server sqlserver

Last synced: 20 Dec 2024

https://github.com/piomin/sample-istio-services

providing inter-service communication on kubernetes via minikube using istio framework and spring boot resttemplate

istio java kubernetes microservices minikube service-mesh spring-boot

Last synced: 21 Dec 2024

https://github.com/gabrieldim/e-scooter-rent

Web application for renting electronic scooters.

database e-scooter e-scooters er-diagram java java-spring java-spring-boot spring-boot web-app web-application

Last synced: 20 Nov 2024

https://github.com/jamesjieye/netty-socketio.spring

An example of real-time chat application built with netty-socketio and Spring Boot.

netty-socketio real-time-chat socket-io spring-boot

Last synced: 12 Nov 2024

https://github.com/tedyoung/kid-bank

Now known as Kid Money Manager. It's not a real bank, but keeps track of your kid's earnings, savings, and spending. Watch me Live Code its development on Twitch.

heroku java java-8 java8 junit maven postgresql spring-boot spring-data-jpa spring-mvc thymeleaf unit-testing

Last synced: 23 Dec 2024

https://github.com/mhewedy/spring-data-jpa-mongodb-expressions

Use the MongoDB query language to query your relational database, typically from frontend.

hibernate java jpa mongodb spring spring-boot spring-data-jpa

Last synced: 23 Dec 2024

https://github.com/mechero/spring-boot-rest-exceptions

Custom error formatting and exception handling in Rest Controllers with Spring Boot

controller-advice error-handling exception-handler java java12 rest-api spring-boot

Last synced: 09 Nov 2024

https://github.com/oktadev/spring-boot-angular-example

Example app showing how to build a Spring Boot REST API and Angular UI

angular angular-cli java rest spring-boot typescript

Last synced: 20 Dec 2024

https://github.com/zenmin/fxshop

基于SpringBoot+SpringCloud微服务的商城项目（个人项目不用于生产）

docker elasticsearch eureka hystrix mybatis-plus mysql-database nginx oss rabbitmq redis ribbon spring-boot spring-cloud thymeleaf tomcat zull

Last synced: 11 Oct 2024

https://github.com/hardiksinghbehl/jwt-auth-flow-spring-security

Java backend application using Spring-security to implement JWT based Authentication and Authorization

jwt jwt-authentication rs512 spring-boot spring-security spring-security-jwt spring-security-rsa token-revocation

Last synced: 07 Dec 2024

https://github.com/artembilan/microservices-patterns-spring-integration

Spring Integration implementations for well-known Microservices Patterns

eip java microservices spring-boot

Last synced: 28 Oct 2024

https://github.com/spapas/pdf-sign-check

A java / spring boot application to help you sign and check signed pdf documents

java pdf pdf-signature pki signature spring spring-boot spring-mvc

Last synced: 13 Dec 2024

https://github.com/buttercam/sisyphus

Modern gRPC back-end development framework base on JVM.

backend google-aip grpc kotlin protobuf spring-boot

Last synced: 18 Nov 2024

https://github.com/tagbangers/wallride

multilingual easy-to-customize open source CMS made by Java

cms hibernate java multilingual spring-boot thymeleaf wallride

Last synced: 10 Oct 2024

https://github.com/ButterCam/sisyphus

Modern gRPC back-end development framework base on JVM.

backend google-aip grpc kotlin protobuf spring-boot

Last synced: 15 Nov 2024

https://github.com/hantsy/spring-graphql-sample

Spring GraphQL examples using Netflix DGS, GraphQL Java and Spring GraphQL

graphql graphql-java netflix-dgs spring spring-boot spring-graphql

Last synced: 23 Dec 2024

https://github.com/wendelladriel/spring-microservices

Example of a microservice architecture using Spring Cloud

architecture boilerplate docker eureka example hystrix java microservices ribbon spring spring-boot spring-cloud zuul

Last synced: 16 Nov 2024

https://github.com/mongodb-developer/java-spring-boot-mongodb-starter

MongoDB Blog Post: REST APIs with Java, Spring Boot and MongoDB

mongodb mongodb-driver rest-api showcases spring-boot swagger template

Last synced: 21 Dec 2024

https://github.com/jonashackt/spring-boot-rest-clientcertificate

Example project showing how to provide a Spring Boot App that serves a secured REST endpoint, that is called with Spring´s RestTemplate configured to use client authentification with a client certificate

client-certificate crt java-keystore jks key resttemplate-configuration spring-boot spring-resttemplate truststore

Last synced: 21 Dec 2024

https://github.com/callicoder/spring-boot-mongodb-angular-todo-app

A Sample App built using Spring Boot, Angular and MongoDB

angular angular4 angular5 backend frontend mongodb rest-api spring spring-boot tutorial

Last synced: 20 Dec 2024

https://github.com/bclozel/spring-flights

Demo application showcasing RSocket support in Spring

rsocket spring-boot

Last synced: 07 Nov 2024

https://github.com/boozallen/devsecops-example-helloworld

Example of a CI/CD Pipeline using Jenkins Multi-branch Pipelines hosted at AWS

aws-cloudformation docker jenkins-pipeline junit4 sonarqube spring-boot webdriver

Last synced: 29 Sep 2024

https://github.com/jpomykala/spring-higher-order-components

⚡️ Preconfigured components to speedup Spring Boot development

aws-s3 aws-ses boilerplate higher-order-component java logging spring spring-boot spring-boot-starter

Last synced: 15 Nov 2024

https://github.com/kerbores/nutz-onekey

NUTZ一键脚手架

acl druid echarts element-ui nutz nutz-onekey sigar spring-boot sql vue

Last synced: 06 Nov 2024

https://github.com/mpalourdio/springbootangularhtml5

:hotsprings: Spring Boot 3 + Angular + HTML5 router mode + HTTP interceptor + Lazy loaded modules

angular angular-cli angular2 font-awesome html5 jasmine karma maven spring-boot typescript

Last synced: 22 Dec 2024

https://github.com/gabrieldim/pdf-generator-spring-boot

Portable Document Format Generator in Java Spring Boot.

framework java pdf pdf-generation spring spring-boot

Last synced: 20 Nov 2024

https://github.com/chrisipa/cloud-portal

Self service web portal for different Cloud platforms like Azure, AWS and VMWare vSphere.

amazon-web-services ansible aws azure bootstrap cloud docker docker-compose esxi java portal sbadmin spring-boot terraform virtual-machine vmware vsphere

Last synced: 11 Nov 2024

https://github.com/societe-generale/rabbitmq-advanced-spring-boot-starter

A generic library for messaging with rabbit mq with extension on spring boot amqp

amqp eventbus java message-broker rabbitmq spring spring-boot

Last synced: 07 Nov 2024

https://github.com/depromeet/street-drop-server

StreetDrop 🎶 Location based music sharing social service

admin geospatial geospatial-data multimodule mysql spring-boot springboot3

Last synced: 25 Dec 2024

https://github.com/ivangfr/spring-cloud-stream-kafka-elasticsearch

The goal of this project is to implement a "News" processing pipeline composed of five Spring Boot applications: producer-api, categorizer-service, collector-service, publisher-api and news-client.

docker elasticsearch eureka java jib kafka mapstruct spring-boot spring-cloud-openfeign spring-cloud-sleuth spring-cloud-stream spring-data-elasticsearch spring-web-mvc springdoc-openapi thymeleaf zipkin

Last synced: 23 Dec 2024

https://github.com/callicoder/kotlin-spring-boot-jpa-rest-api-demo

Build a Restful API with Kotlin, Spring Boot, Mysql, Jpa and Hibernate

hibernate jpa kotlin microservice mysql rest-api spring-boot spring-mvc web-service

Last synced: 09 Nov 2024

https://github.com/gabrieldim/email-sender-spring-boot

Email Sender made using Java Spring Boot.

controller email email-sender java service spring spring-boot

Last synced: 20 Nov 2024

https://github.com/bobocode-projects/java-web-exercises

Training Exercises that cover Networking, HTTP, Servlet API, Spring MVC and Spring Boot

http java networking servlet-api sockets spring-boot spring-mvc web

Last synced: 10 Nov 2024

https://github.com/chrisgleissner/spring-batch-rest

REST API for Spring Batch using Spring Boot 2.2

batch batch-processing hateoas java java-11 java-8 rest rest-api spring-batch spring-boot spring-mvc swagger2

Last synced: 21 Dec 2024

https://github.com/kazuki43zoo/mybatis-spring-boot-jpetstore

A sample web application built on MyBatis 3, Spring Boot and Thymeleaf 3.

mybatis selenide selenium spring-boot spring-mvc spring-security thymeleaf

Last synced: 19 Dec 2024

https://github.com/piomin/sample-spring-microservices-transactions

Spring Boot Demo with microservices that performs distributed transactions

distributed-transactions microservices postgresql spring-boot spring-data spring-data-jpa transactional

Last synced: 22 Dec 2024

https://github.com/algaworks/curso-sistemas-web-com-spring-javascript-bootstrap

algaworks bootstrap hibernate jasperreports javascript jpa jquery spring spring-boot spring-framework spring-mvc thymeleaf tomcat

Last synced: 25 Dec 2024

https://github.com/lwaddicor/spring-startup-analysis

Simple module to analyse bean construction in Java Spring

analysis analyzer profiling spring spring-boot

Last synced: 28 Oct 2024

https://github.com/trydofor/professional-wings

WingsBoot=BKB+BoT+SpringBoot: ①quickly achieve business goals; ②timely repay technical debt; ③safely refactor programs and business. We advocate defensive programming, May The `false` Be With You !

hazelcast jooq refactoring spring-boot startup

Last synced: 24 Dec 2024

https://github.com/wimdeblauwe/ttcli

CLI to create a Spring Boot with Thymeleaf project

spring-boot thymeleaf

Last synced: 24 Dec 2024

https://github.com/oktadev/okta-spring-boot-2-angular-7-example

A Cool Cars Example that showcases Spring Boot 2.1, Angular 7, and Okta's support for both.

angular angular7 authentication crud-sample java oidc okta-angular spring-boot spring-boot2 typescript

Last synced: 14 Nov 2024

https://github.com/zhongxunking/configcenter

configcenter（配置中心）：存储管理各个系统在不同环境中的配置，降低配置维护成本。具备配置发布回滚能力、配置更新实时推送能力、配置灰度发布能力、客户端配置缓存能力、对客户端验权防止生产环境配置泄漏风险能力、对敏感配置设置访问权限能力。使用http协议进行通信，可支持多语言。部署简单、页面操作简洁、运维成本低。后台逻辑简单（代码量不超过7千行），让你能够hold得住！

config config-center configcenter configuration distributed-configuration spring spring-boot

Last synced: 27 Oct 2024

https://github.com/open-hand/choerodon-framework

Choerodon Microservices Framework.

c7nf choerodon java spring spring-boot spring-cloud

Last synced: 21 Nov 2024

https://github.com/daggerok/streaming-file-server

full-stack java file server with no limitation for files uploads and downloads: spring-boot + Gradle Kotlin DSL, postgres / h2, apache fileUpload, lombok, mustache, docker, jgiven, powermock, gradle, CI, bootstrap 4, bootstrap-filelinput, webjars, maven github-release-plugin, nginx, haproxy, reverse-proxy

action-automatic-releases docker docker-compose github-release-plugin gradle gradle-kotlin-dsl haproxy jacoco jgiven lombok mustache nginx postgres reverse-proxy spotbugs-gradle-plugin spring-boot spring-data spring-data-jpa spring-mvc streaming

Last synced: 11 Nov 2024

https://github.com/purshink/reactjs-spring-boot-full-stack-app

ReactJS-Spring-Boot-Full-Stack-App

css java javascript jwt mysql-database react react-hooks react-router rest-api spring-boot spring-security springdata-jpa springmvc webdevelopment

Last synced: 11 Oct 2024

https://github.com/ldcsaa/hp-soa

A fully functional, easy-to-use, and highly scalable microservice framework

configuration-center distributed-systems dubbo easy-to-use high-scalability java logging metrics microservice microservice-framework microservices microservices-framework nacos prometheus-metrics solutions-architect spring-boot spring-cloud springboot springcloud tracing

Last synced: 24 Dec 2024

https://github.com/darbyluv2code/spring-boot-unit-testing

Source code for the course: Spring Boot Unit Testing

java junit maven mockito spring spring-boot springboot tdd tdd-java test-driven-development tutorial udemy

Last synced: 26 Dec 2024

https://github.com/ricardozanini/soccer-stats

Soccer Stats is an example application to be used as a proof of concept for a presentation at Ansible Meetup in São Paulo

ansible jenkins jenkins-pipeline spring-boot

Last synced: 19 Dec 2024

https://github.com/joinfaces/joinfaces-maven-jar-example

JoinFaces Maven Jar Example

angularfaces bootsfaces butterfaces jetty joinfaces jsf mojarra myfaces primefaces spring-boot tomcat undertow

Last synced: 22 Dec 2024

https://github.com/dniel/traefik-forward-auth0

A backend for performing forward authentication with Auth0 using the Traefik reverse proxy.

auth0 authentication authorization backend beyondcorp external-authentication jwt kotlin kubernetes kubernetes-configuration oauth openid-connect protect-frontends spring-boot traefik

Last synced: 07 Nov 2024

https://github.com/kamalber/spring-boot-angular4-authentication

spring-boot and angular 4 basic authentication with spring security

angular-cli angular4 java spring-boot spring-data spring-security typescript

Last synced: 14 Oct 2024

https://github.com/ivangfr/springboot-react-basic-auth

The goal of this project is to implement an application called book-app to manage books. For it, we will implement a back-end Spring Boot application called book-api and a font-end React application called book-ui. Besides, we will use Basic Authentication to secure both applications.

basic-authentication docker java javascript npm postgresql react semantic-ui-react spring-boot spring-data-jpa spring-security spring-web-mvc springdoc-openapi

Last synced: 24 Dec 2024

https://github.com/waylau/new-star-blog

NewStarBlog is an open source Java blog platform. NewStarBlog是国产开源Java博客平台。

elasticsearch java mogodb mysql spring spring-boot thymeleaf

Last synced: 28 Oct 2024

https://github.com/accenture/mercury

Reference engine for event-driven applications

activemq-artemis cloud-connectors composable-architecture cryptography distributed-tracing event-driven event-over-http event-over-mesh event-stream hazelcast inter-service-communications kafka microservices msgpack reactive rest-automation spring-boot streams tibco vertx

Last synced: 22 Dec 2024

https://github.com/jkazama/sample-boot-micro

Spring Cloud + Gradle Multi Project + Java8

ddd gradle japanese java microservice spring-boot spring-cloud spring-security

Last synced: 16 Nov 2024

https://github.com/danielfernandez/reactive-matchday

Spring 5 showcase application with a Thymeleaf HTML5 interface

mongodb reactive-streams spring spring-boot sse thymeleaf webflux

Last synced: 03 Dec 2024

https://github.com/woowacourse-teams/2020-doran-doran

🏡 위치 기반 소통 서비스

javascript nginx spring-boot spring-data-jpa vue vuetify

Last synced: 15 Nov 2024

https://github.com/piomin/sample-spring-boot-on-kubernetes

Spring Boot on Kubernetes Demo Project

kubernetes maven mongo mongodb okteto okteto-cloud spring-boot spring-data spring-data-mongodb spring-devtools

Last synced: 22 Dec 2024

https://github.com/mraible/jhipster7-demo

JHipster 7 Demo! 🔥

angular bootstrap github-actions heroku jhipster spring-boot

Last synced: 16 Nov 2024

https://github.com/rapter1990/springbootmicroservices

Spring Boot Microservice Example(Eureka Server, Config Server, API Gateway, Services , RabbitMq, Keycloak)

api-gateway configserver docker docker-compose eureka-server java keycloak microservices rabbitmq service spring-boot spring-cloud spring-security

Last synced: 19 Nov 2024

https://github.com/spring-cloud/spring-cloud-cloudfoundry

Integration between Cloudfoundry and the Spring Cloud APIs

cloud-native cloudfoundry java microservices ribbon service-discovery spring spring-boot spring-cloud spring-cloud-core

Last synced: 23 Dec 2024

https://github.com/mraible/jhipster5-demo

Get Started with JHipster 5 Tutorial and Example

angular java jhipster jwt-authentication spring-boot typescript webpack

Last synced: 16 Oct 2024

https://github.com/ihub-pub/libs

IHub 组件库

gradle ihub java spring spring-boot spring-security

Last synced: 22 Dec 2024

https://github.com/googtech/springboot-beginner

:beginner: :memo: 这可能是流程最清晰、代码最干净、注释最详细的 SpringBoot 入门项目咯，对于初学 SpringBoot 的同学非常具有参考与学习价值哟 ~

ajax easyui intellij-idea jquery maven mybatis mysql spring-boot

Last synced: 09 Oct 2024

https://github.com/azure/azure-spring-apps-landing-zone-accelerator

The Azure Spring Apps landing zone accelerator is an open-source collection of architectural guidance and reference implementation to accelerate deployment of Azure Spring Apps at scale.

application-gateway arm-templates azure azure-cli azure-spring-apps azure-spring-cloud bicep cloud database firewall lza on-premises spring-apps spring-boot spring-cloud tanzu terraform virtual-network vmware zero-trust

Last synced: 20 Dec 2024

https://github.com/Azure/azure-spring-apps-landing-zone-accelerator

The Azure Spring Apps landing zone accelerator is an open-source collection of architectural guidance and reference implementation to accelerate deployment of Azure Spring Apps at scale.

application-gateway arm-templates azure azure-cli azure-spring-apps azure-spring-cloud bicep cloud database firewall lza on-premises spring-apps spring-boot spring-cloud tanzu terraform virtual-network vmware zero-trust

Last synced: 18 Nov 2024

https://github.com/ralscha/springsecuritytotp

Spring Security Login with Google Authenticator (Time-based One-time Password Algorithm, TOTP)

java spring-boot spring-framework spring-security two-factor-authentication

Last synced: 23 Dec 2024

https://github.com/shiyindaxiaojie/eden-demo-layer

阿里巴巴分层架构，根据《阿里巴巴Java开发手册》的设计思想实践并扩展。

alibaba architect demo spring-boot

Last synced: 20 Dec 2024

https://github.com/houbb/resubmit

The repeat submit tool for java.(java 防止重复提交框架，支持注解。支持 spring, springboot 整合。)

resubmission spring-boot springboot springboot2 submit

Last synced: 07 Nov 2024

https://github.com/lzhpo/sensitive-spring-boot-starter

一款强大的数据脱敏插件，支持多种脱敏策略（中文姓名、身份证号、固定电话、手机号码、地址、电子邮箱、密码、车牌号、银行卡号、AES/DES/BASE64/RSA算法加密...），支持自定义脱敏策略，支持自定义脱敏替换符，支持多层嵌套属性脱敏，支持在Controller上使用注解跳过脱敏...

sensitive spring spring-boot

Last synced: 24 Dec 2024

https://github.com/open-hand/choerodon-starters

This is the toolkit developed by Choerodon and provides some basic dependencies for use in the development process.

c7nf choerodon java spring spring-boot spring-cloud

Last synced: 19 Dec 2024

https://github.com/sdeleuze/spring-kotlin-deepdive

A journey from Java to Kotlin with Spring

kotlin spring spring-boot

Last synced: 28 Oct 2024

https://github.com/coding-parrot/microservices-core

This repo uses three simple services to illustrate how most distributed microservice architecture systems work. We use Go for creating a reverse proxy and Java for service discovery and registering profiles. The services use heartbeats to stay registered. We use the MySQL database in service registry and profile.

java microservices spring-boot

Last synced: 22 Nov 2024

https://github.com/zihantype/predawn

Predawn is a Rust web framework like Spring Boot -- Predawn 是一个类似 Spring Boot 的 Rust web 框架

framework rust spring-boot web

Last synced: 25 Dec 2024

https://github.com/chamithkodikara/quartz-demo

Demo project for Spring Boot 2 and Quartz scheduler integration

quartz quartz-scheduler spring spring-boot

Last synced: 15 Dec 2024

https://github.com/jhipster/jhipster-bom

JHipster BOM and server-side library

hacktoberfest java jhipster spring-boot

Last synced: 22 Dec 2024

https://github.com/candrews/log4jdbc-spring-boot-starter

Starter for using Log4jdbc with Spring Boot

jdbc spring-boot

Last synced: 24 Dec 2024

https://github.com/fonimus/ssh-shell-spring-boot

Spring shell in spring boot application over ssh

spring-boot spring-boot-starter spring-boot2 spring-shell springboot springboot2 ssh

Last synced: 23 Dec 2024

https://github.com/ahoo-wang/cosky

High-performance, low-cost microservice governance platform. Service Discovery and Configuration Service | 高性能、低成本微服务治理平台

cloud cloud-native configuration configuration-management dashboard eureka kotlin microservice microservices nacos native redis service service-discovery service-registry spring spring-boot spring-cloud spring-cloud-config spring-cloud-eureka

Last synced: 22 Dec 2024

https://github.com/bezkoder/docker-compose-spring-boot-mysql

Dockerize Spring Boot and MySQL example - using Docker Compose to connect Spring Boot to MySQL

docker docker-compose dockerfile mysql mysql-database rest-api spring spring-boot springboot

Last synced: 13 Nov 2024

https://github.com/Ahoo-Wang/CoSky

High-performance, low-cost microservice governance platform. Service Discovery and Configuration Service | 高性能、低成本微服务治理平台

cloud cloud-native configuration configuration-management dashboard eureka kotlin microservice microservices nacos native redis service service-discovery service-registry spring spring-boot spring-cloud spring-cloud-config spring-cloud-eureka

Last synced: 03 Nov 2024

https://github.com/leeseojune53/yatudy

💻 여러 분야를 공부한 내용을 공유하는 오픈 레포입니다

backend devops docker frontend java kubernetes spring-boot

Last synced: 06 Dec 2024

https://github.com/javagossip/dorado

基于Netty4开发的简单、轻量级、高性能的的Http restful api server

dorado http httpserver netty netty4 rest rest-api restful router spring-boot springboot trie trie-tree

Last synced: 12 Nov 2024

https://github.com/thomasvitale/spring-boot-multitenancy

Samples showing how to build multitenant applications with Java and Spring Boot

java keycloak micrometer multitenancy spring-boot testcontainers

Last synced: 26 Oct 2024

https://github.com/piomin/sample-spring-modulith

The demo repository showing modulith architecture with Spring Boot and Spring Modulith

modulith spring-boot spring-data-jpa spring-modules

Last synced: 20 Dec 2024

https://github.com/learning-spring-boot/learning-spring-boot-2nd-edition-code

Source code for Learning Spring Boot 2nd Edition

book reactive-streams reactor spring-boot spring-boot-2 spring-cloud spring-cloud-stream spring-data spring-data-mongodb-reactive spring-framework spring-framework-5 spring-security

Last synced: 11 Oct 2024

https://github.com/ivangfr/springboot-kafka-connect-debezium-ksqldb

Experiment with Kafka, Debezium, and ksqlDB. research-service: Performs MySQL record manipulation. Source Connectors: Monitor MySQL changes, push messages to Kafka. Sink Connectors and kafka-research-consumer: Listen to Kafka, insert/update Elasticsearch. ksqlDB-Server: Listens to Kafka, performs joins, and pushes new messages to new Kafka topics.

avro confluent debezium elasticsearch java json kafka kafka-connect ksqldb mysql schema-registry spring-boot spring-data-jpa spring-kafka springdoc-openapi web