A simple Spring Boot REST API for managing tasks and task groups.
Each task must belong to a task group, ensuring clear organization and grouping of work.
A user can also register or login.
Authentication is by Bearer Method

• Create, update, delete Task Groups
• Create, update, delete Tasks
• Enforce relationship:
  • A Task must always belong to a Task Group
• Retrieve all tasks by group
• RESTful API design with JSON responses
• Built with Spring Boot, Spring Data JPA, and PostgreSQL

src/
├── main/java/com/garbi/taskio
│ ├── controller # REST Controllers
│ ├── entity # JPA Entities (Task, TaskGroup)
│ ├── repository # Spring Data JPA Repositories
│ ├── service #Business Logic Layer
│ └── security #Spring Security
│ └── dto # Data Transfer Objects
│ └── exceptions # Custom Exceptions
│ └── constants
│ └── Application.java
└── main/resources
└── ├── application.properties
└──

• Java 17+
• Spring Boot 3+
• Spring Data JPA
• Spring Security
• Spring Web
• Lombok
• Spring Validation
• JJWT
• PostgreSQL
• Maven

https://github.com/Gabrielacode/task-io.git
cd task-manager-api

To use PostgreSQL, update application.properties:

spring.datasource.url=jdbc:postgresql://localhost:5432/taskdb
spring.datasource.username=postgres
spring.datasource.password=yourpassword
spring.jpa.hibernate.ddl-auto=update

# You can pass them as environmental variables or arguments

./mvnw spring-boot:run

The API will be available at:
👉 http://localhost:8080/api

• Add user ownership for task groups

• Pagination & filtering