GitHub Actions workflow lockfiles in public preview

GitHub Actions workflow dependency lockfiles are in public preview: the gh actions-lock CLI extension pins actions, transitive and reusable-workflow dependencies to reviewed commits in .github/workflows/actions.lock, with an optional Require lockfile policy and Dependabot keeping lockfile entries in sync.

Changelog · Security · DevOps · Developer Tools

Big improvements to Seer AgentWrite actions in Sentry plus Datadog and GCP connectors — from rubber duck to debugging assistant

Sentry's Seer Agent can now perform write actions (dashboards, monitors, issue triage) with per-chat permission prompts, and pull infrastructure context via new Datadog and Google Cloud Platform connectors.

Changelog · AI Agents · Developer Tools · Announcements · Infrastructure

devenv 2.4: Machines

devenv 2.4 adds Machines: declare NixOS (and other) host configs beside your nix-based dev environment, then build, install, and deploy with devenv machines.

Changelog · Developer Tools · Open Source · Infrastructure · DevOps