update: update the readme docs

[Bradltr95]

PR Description

• Added the initial setup for the Spring Boot Engineers Project, including Spring Boot application, PostgreSQL database, and Docker containerization.
• Configured the backend framework (Spring Boot) to handle RESTful API requests.
• Integrated PostgreSQL for persistent data storage of engineers and their tech stacks.
• Dockerized the application using Docker Compose for easy setup and deployment.
• Configured Gradle for build automation and dependency management.
• Added basic testing configuration using Gradle to ensure project stability.

Files Updated/Added

• src/main/java: Contains the application source code for backend functionality.
• src/test/java: Contains unit and integration tests.
• docker-compose.yml: Configuration for PostgreSQL container setup.
• src/main/resources/application.properties: Application configuration for database and other settings.
• README.md: Documentation on setup, features, and usage.

Testing

• Application runs successfully with Docker Compose and Gradle.
• API is accessible at http://localhost:8080.

Database connection verified with PostgreSQL at localhost:5332.

Notes:

• No major issues or blockers identified; ready for review and merge.