Project 03: WordPress + MySQL + Nginx

Production-ready WordPress deployment with Docker Compose, demonstrating the most in-demand containerization scenario on Fiverr.

Architecture

Browser → Nginx (9090) → WordPress Apache (80) → MySQL (3306)
  Proxy      CMS + Web Server        Database

Quick Start

git clone https://github.com/zeroxin2003/project-03-wordpress-docker.git
cd project-03-wordpress-docker
docker compose up -d

# Visit http://localhost:9090 and run the WordPress installer

What's Included

Component	Tech	Purpose
Reverse Proxy	Nginx Alpine	Single entry point, SSL termination ready
CMS	WordPress 6 + PHP 8.2	Content management system
Database	MySQL 8.0	Persistent data storage
Orchestration	Docker Compose	Multi-container management
CI/CD	GitHub Actions	Auto build, test, deploy

Key Features

• Health checks on all 3 services with proper startup ordering
• Persistent data via named Docker volumes (wp_data + db_data)
• Nginx reverse proxy with 64M upload limit for WordPress media
• Environment variables for database credentials (no hardcoded secrets in code)
• Alpine-based images where possible for minimal footprint
• SSL-ready architecture — just add cert config to Nginx

WordPress-Specific Notes

• First visit runs the WordPress installation wizard
• File uploads up to 64MB supported via Nginx config
• Plugin and theme installations persist across container restarts (stored in wp_data volume)

Useful Commands

docker compose up -d            # Start all services
docker compose ps               # Check status and health
docker compose logs -f wordpress  # View WordPress logs
docker compose down             # Stop (data preserved)
docker compose down -v          # Stop and remove all data

Project Structure

├── docker-compose.yml      # Multi-service orchestration
├── nginx/
│   └── default.conf        # Nginx reverse proxy config
├── .github/
│   └── workflows/
│       └── ci.yml          # CI/CD pipeline
└── .dockerignore