Technical exploration and curated notes under the devops topic.
An exhaustive technical analysis of the OpenClaw framework—exploring the three-layer architecture, the VDI abstraction layer, and the security implications of autonomous local execution.
Running ESP32 devices at scale means confronting OTA failures, partition table design, and rollback logic. Here's what production-grade ESP32 firmware deployment actually looks like.
A complete walkthrough of deploying a fully self-hosted NetBird WireGuard mesh VPN with Patroni/etcd PostgreSQL HA, GlusterFS shared storage, and automatic VIP failover on a 3-node Docker Swarm cluster — no Kubernetes, no cloud load balancers, no SaaS dependencies.
How to integrate HiSense AEH-W4B1/W4E1 air conditioners into Home Assistant locally using the deiger/AirCon add-on — no cloud dependency, full MQTT control.
How Docker's role has evolved from shipping 100MB microservices to orchestrating 50GB AI model containers -- and what your production config needs to look like today.
How to use Renovate's Docker datasource to pin, track, and automatically update base images in production -- and why floating tags like 'latest' will eventually burn you.