Learn how to create custom skills for OpenClaw. From simple scripts to complex integrations - teach your AI assistant new tricks with the AgentSkills format.

Complete guide to deploying OpenClaw AI assistant on Kubernetes. Includes manifests for ConfigMaps, Secrets, PVCs, Deployments, and security best practices.

Build a minimal container runtime in Go. Learn how chroot, namespaces, and cgroups work together to create process isolation like Docker.

Create a cheap on-demand VPN with Tailscale and Hetzner Cloud. Ansible automation spins up exit nodes in 30 seconds for about $0.50/month.

Step-by-step guide to running Llama AI locally. Install dependencies, set up virtual environments, download models, and generate text with full data privacy.

Complete guide to Tailscale mesh VPN with WireGuard. Covers cloud-init setup, Docker integration, Headscale self-hosting, exit nodes, and Ansible automation.

Learn how to use predict_linear in PromQL to forecast CPU, memory, and network usage. Practical examples for proactive monitoring and capacity planning.

Step-by-step guide to deploying Prometheus Operator with Kustomize. Build your own monitoring stack with Alertmanager instead of using bloated prebuilt solutions.

Essential kubectl commands and manifest examples for daily Kubernetes administration. Quick reference for pods, deployments, services, ingress, and storage.

Join my journey as a Berlin-based IT professional sharing over a decade of experience in system administration, DevOps, and open-source technologies.