A step-by-step guide to containerizing a Spring Boot application with Docker and connecting it to MySQL. Includes examples for both single-project setups and Maven multi-module projects, along with ready-to-use Dockerfile and docker-compose.yml templates.
- 🐳 Dockerfile template for Spring Boot apps
- 🗄️ MySQL integration with environment variables
- ⚡ Multi-stage build (lightweight runtime images)
- 🛠️ docker-compose.yml for multi-container setup
- 🔑 Secure config via .env file
- 📚 Works with single or multi-module Maven projects
- Build & run locally with Docker
- Use docker-compose to run Spring Boot + MySQL together
- Extend easily for additional services