DevOps

We’ll build a simple Node.js app and serve it using Nginx. Folder Structure Create this structure: Sample Node.js App 📄 […]

Build Smaller, Faster, and More Secure Docker Images What is a Multi-Stage Build? Imagine you’re baking a cake. You need

This approach is useful for learning, debugging, or quick experimentation, though Dockerfiles are recommended for production. Prerequisites Check Docker: docker

PROJECT 1 — Nginx Web App Deployment + NodePort Service This project teaches: ✅ Step 1 — Create Deployment YAML

Essential Docker Commands 1. Image Commands Command Description docker pull <image> Download an image from Docker Hub or registry docker

Mini-Project 1 — “Hello static site” Goal: create a tiny static site, containerise it with nginx, run it, push image

Description: Build a simple Python + Flask + MySQL microservice, containerize it with Docker, and demonstrate container monitoring and log

Step-by-Step on Ubuntu + Minikube Step 1️⃣ — Start Minikube $ minikube start –driver=docker Step 2️⃣ — Create Deployment YAML

Step 1: Start Minikube minikube start –driver=docker This starts a single-node Kubernetes cluster running inside Docker. kubectl cluster-info kubectl get