id: oe.lab.outer-delivery-loop
title: Outer delivery loop (PR → merge → GitOps → reconcile)
level: intermediate
duration: 45m
prerequisites:
  - oe.lab.handoff-sandcastle-to-kubernetes
  - oe.lab.hello-pico-on-kubernetes
teaches:
  - Outer delivery loop (branch → PR → merge → GitOps → reconcile)
  - Environment repo as source of truth
  - Review / verification / policy guardrails outside the Sandcastle boundary
  - GitOps reconciler as the first cluster-touching stage
produces:
  - hello-world-pico-merged-xr-commit
  - hello-world-pico-gitops-source
referenced_by:
  - oe.course.sandcastle
  - oe.lesson.sandcastle.02-outer-delivery-loop