AWS ECS Amazon Elastic Container Service (ECS) is a fully managed container orchestration service. Run Docker containers on Fargate (serverless) or self-managed EC2 instances with deep AWS integration. Core Concepts - Cluster — logical grouping of tasks and services - Task Definition — blueprint for containers (image, CPU, memory, ports, env vars) - Task — a running instance of a task definition - Service — maintains desired count of tasks, integrates with ALB - Fargate — serverless compute for containers, no EC2 management - ECR — Elastic Container Registry for storing Docker images Cluster…