ContractFlow

API for creating, updating, signing, and managing contracts in PDF format.

Technologies

• Spring Boot 3
• Java 21
• Spring Security
• JPA/Hibernate
• JWT (JJWT + Auth0)
• OpenPDF
• MySQL

Features

• Contract creation
• Automatic PDF generation
• Contract updating and deletion
• Access control via ADMIN
• JWT authentication

Database (MySQL)

Example configuration:

spring.datasource.url=jdbc:mysql://localhost:3306/contractflow?useSSL=false&serverTimezone=UTC
spring.datasource.username=root 
spring.datasource.password=YOUR_PASSWORD
spring.jpa.hibernate.ddl-auto=update
spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.MySQL8Dialect

Main endpoints

Authentication

• POST /contractflow/auth/register
• POST /contractflow/auth/login
• POST /contractflow/auth/role/{id}

Contracts

• POST /contractflow/contracts
• PUT /contractflow/contracts/{id}
• DELETE /contractflow/contracts/{id}
• GET /contractflow/contracts
• GET /contractflow/contracts/{id}