L'Atelier
A self-hosted cloud sandbox for AI coding agents on Kata Containers: Kubernetes-native orchestrator, supporting infrastructure, Slack bot and MCP server.
6 articles
L'Atelier: Making a Kata Pod's Memory Limit Cap Its VM
Moving Kata sandboxes to runtime-rs so a runaway build dies inside its VM and the host no longer kills the whole sandbox. Two SEV patches for a Ryzen host, and the harness that gates every runtime change.
18 min read
DevOps
L'Atelier: Content-Addressed Prebuilds
L'Atelier v3 can bake any git repo into a boot-ready sandbox. Content-addressed snapshots, CoW clones, and three bugs that taught me some respect for the filesystem, git credentials, and my own assumptions.
14 min read
Tooling
L'Atelier Infrastructure: CLIProxy, Verdaccio, Zot and Helm
The orchestrator gets all the glory, but it's the proxy, the cache, and the registry that make the system actually usable.
9 min read
Tooling
L'Atelier: Migrating Firecracker Sandboxes to Kubernetes
Migrating from a custom Firecracker orchestrator to Kata Containers and k3s. Better portability, less maintenance, and a lot of deleted code.
12 min read
Tooling
L'Atelier: Dispatch AI Agents from Slack with an MCP Server
Three weeks of daily use revealed the real bottleneck. The dashboard was still one too many clicks away.
11 min read
Tooling
L'Atelier: Stop Babysitting Your AI Agents
Building a self-hosted Firecracker microVM orchestrator because AI coding agents shouldn't need you watching.
13 min read
Tooling