# containers

Deploy containers on AWS ECS Fargate — no EC2 instances to manage. Covers task definitions, services, load balancers, environment variables, secrets from SSM/Secrets Manager, auto-scaling, and CI/CD integration.

Deploy and manage containerized workloads on Google Cloud Run — no infrastructure to manage. Covers service configuration, traffic splitting, secrets, VPC connectivity, Cloud Run Jobs, and cost optimization.

Configure Jenkins to dynamically spin up Kubernetes pods as build agents. Covers the Kubernetes plugin, pod templates, JNLP agents, multi-container pods, resource limits, and RBAC — so you never manage static build nodes again.

How to use Alpine Linux as a Docker base image effectively — understanding musl libc compatibility, multi-stage builds, layer optimization, and the security trade-offs versus glibc-based distributions.

Resolve ImagePullBackOff and ErrImagePull errors in Kubernetes — fix registry credentials, image tags, and network access issues.

Build, test, and deploy containerized apps with Google Cloud Build — triggers, substitutions, private pools, and GKE integration.

Run Jenkins pipeline stages inside Docker containers for clean, reproducible builds — agent configuration, custom images, Docker-in-Docker, and Kaniko alternatives.

Essential Docker CLI commands organized by task — build images, run containers, manage volumes and networks, compose services, and debug.