Deploy Strapi CMS on Kubernetes with Nginx Ingress

This guide walks through building a Strapi headless CMS app, containerizing it, and deploying it to a Kubernetes cluster with PostgreSQL. It covers configuring the app, setting up an Nginx Ingress Controller, and enabling TLS via cert-manager. The tutorial assumes a running Kubernetes cluster, kubectl/helm, Docker, and a domain pointed at the ingress load balancer.