add references

Author: tienbku

README.md

@@ -15,6 +15,12 @@ For more detail, please visit:
 
 > [For MongoDB](https://bezkoder.com/spring-boot-jwt-auth-mongodb/)
 
+## Refresh Token
+
+![spring-boot-refresh-token-jwt-example-flow](spring-boot-refresh-token-jwt-example-flow.png)
+
+For instruction: [Spring Boot Refresh Token with JWT example](https://bezkoder.com/spring-boot-refresh-token-jwt/)
+
 ## Fullstack Authentication
 
 > [Spring Boot + Vue.js JWT Authentication](https://bezkoder.com/spring-boot-vue-js-authentication-jwt-spring-security/)
@@ -31,19 +37,42 @@ For more detail, please visit:
 
 > [Vue.js + Spring Boot + MySQL/PostgreSQL example](https://bezkoder.com/spring-boot-vue-js-crud-example/)
 
-> [Angular + Spring Boot + MySQL example](https://bezkoder.com/angular-10-spring-boot-crud/)
+> [Angular 8 + Spring Boot + MySQL example](https://bezkoder.com/angular-spring-boot-crud/)
+
+> [Angular 8 + Spring Boot + PostgreSQL example](https://bezkoder.com/angular-spring-boot-postgresql/)
 
-> [Angular + Spring Boot + PostgreSQL example](https://bezkoder.com/angular-10-spring-boot-postgresql/)
+> [Angular 10 + Spring Boot + MySQL example](https://bezkoder.com/angular-10-spring-boot-crud/)
+
+> [Angular 10 + Spring Boot + PostgreSQL example](https://bezkoder.com/angular-10-spring-boot-postgresql/)
+
+> [Angular 11 + Spring Boot + MySQL example](https://bezkoder.com/angular-11-spring-boot-crud/)
+
+> [Angular 11 + Spring Boot + PostgreSQL example](https://bezkoder.com/angular-11-spring-boot-postgresql/)
 
 > [React + Spring Boot + MySQL example](https://bezkoder.com/react-spring-boot-crud/)
 
 > [React + Spring Boot + PostgreSQL example](https://bezkoder.com/spring-boot-react-postgresql/)
 
+> [React + Spring Boot + MongoDB example](https://bezkoder.com/react-spring-boot-mongodb/)
+
 Run both Back-end & Front-end in one place:
 > [Integrate Angular with Spring Boot Rest API](https://bezkoder.com/integrate-angular-spring-boot/)
 
 > [Integrate React.js with Spring Boot Rest API](https://bezkoder.com/integrate-reactjs-spring-boot/)
 
+> [Integrate Vue.js with Spring Boot Rest API](https://bezkoder.com/integrate-vue-spring-boot/)
+
+More Practice:
+> [Spring Boot File upload example with Multipart File](https://bezkoder.com/spring-boot-file-upload/)
+
+> [Exception handling: @RestControllerAdvice example in Spring Boot](https://bezkoder.com/spring-boot-restcontrolleradvice/)
+
+> [Spring Boot Repository Unit Test with @DataJpaTest](https://bezkoder.com/spring-boot-unit-test-jpa-repo-datajpatest/)
+
+> [Deploy Spring Boot App on AWS – Elastic Beanstalk](https://bezkoder.com/deploy-spring-boot-aws-eb/)
+
+> [Secure Spring Boot App with Spring Security & JWT Authentication](https://bezkoder.com/spring-boot-jwt-authentication/)
+
 ## Dependency
 – If you want to use PostgreSQL:
 ```xml