Set up the project

[penguineer]

This pull request includes several changes to improve the build and deployment process for the project, as well as updates to documentation and configuration files. The most important changes include the addition of GitHub Actions workflows for Docker build and Maven testing, updates to the Dockerfile, and enhancements to the README.md file.

GitHub Actions Workflows:

• Added a workflow for Docker build and push, which includes steps for logging into DockerHub, setting up JDK 21, caching Maven packages, running the Maven build, and pushing Docker images. (.github/workflows/docker-build.yml)
• Added a workflow for running Maven tests on push and pull request events to the main branch. (.github/workflows/maven-test.yml)
• Added a workflow for creating GitHub releases, including generating a changelog and creating a draft release. (.github/workflows/release.yml)

Docker and Maven Configuration:

• Updated the Dockerfile to use a multi-stage build with Eclipse Temurin JDK 21, including a health check and setting up the application for Docker deployment. (Dockerfile)
• Added Maven wrapper configuration files to manage Maven versions and dependencies more effectively. (.mvn/wrapper/extensions.xml, .mvn/wrapper/jgitver.config.xml, .mvn/wrapper/maven-wrapper.properties, mvnw) [1] [2] [3] [4]

Documentation:

• Enhanced the README.md file with detailed instructions on configuration, build, Docker usage, development, maintainers, and contributing guidelines. (README.md)

Additional Configurations:

• Updated .gitattributes to handle line endings for specific files. (.gitattributes)
• Added funding information to the .github/FUNDING.yml file. (.github/FUNDING.yml)