Build Spring Boot Application Deployment Guide

Prerequisites

1. Java Development Kit (JDK) 17 or higher
2. Maven
3. Docker
4. Kubernetes cluster (Rancher Desktop or Minikube)
5. Helm
6. PostgreSQL database

Pre-requisties

Install PostgreSQL in Kubernetes using Helm charts

helm repo add bitnami https://charts.bitnami.com/bitnami

helm repo update

helm install postgresql bitnami/postgresql

Build the Project

Navigate to the project directory and run:

mvn clean install

Run the Application

mvn spring-boot:run

Access the Application

Open your browser and navigate to http://localhost:8000/users.

Build the Docker Image

Run the following command to build the Docker image:

docker build -t demo .

Run the Docker Container

Run the Docker container to test the image:

docker run -p 8000:8000 demo

Deploying on Kubernetes using Helm

helm install demo deployment/demo

I have pushed a working docker image at https://hub.docker.com/r/amanwork6/demo