🐳 DevOps Learning Path

A structured, project-based DevOps curriculum focused on containerization, cloud-native deployments, and infrastructure best practices.

Docker · CI/CD · ECS/Fargate · Serverless · free-tier hosting

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Project 1: Dockerize a Simple Web App

00Install WSL, Ubuntu & Docker ✓01Choose a simple app to containerize ✓02Write a basic single-stage Dockerfile ✓03Refactor to multi-stage Dockerfile ✓04Add a non-root USER ✓05Create a .dockerignore file ✓06Add a HEALTHCHECK ✓07Write docker-compose.yml (app only) ✓08Add Postgres to docker-compose.yml ✓09Wire app to Postgres via env vars ✓10Push image to Docker Hub ✓11Push to GHCR opt✓12Deploy to Render opt✓13Configure env vars on Render opt✓14Trigger deploy & verify live opt✓15Add managed Postgres on Render opt✓🔒 Certificate (locked)

Project 2: CI/CD with GitHub Actions

00What is CI/CD? ✓01Create your first workflow ✓02Run tests on every push ✓03Test across versions with a matrix ✓04Build your Docker image in CI ✓05Secrets & environment variables ✓06Push your image to GHCR from Actions ✓07Speed up builds with caching ✓08Deploy automatically on merge to main ✓09Status badges & branch protection opt✓🔒 Certificate (locked)

Certificate — Dockerize a Simple Web AppGitHub ↗

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