Dockerfile: downloads linux/amd64 soul binary from Artifact Registry
(foundation-dev/neuron-soul) into ubuntu:22.04 runtime image.
Pushes to neuron-api Docker repo as neuron-soul:<sha>.
scripts/blue-green-deploy.sh: swaps active slot on GKE — sets image,
scales new slot to 1, flips service selector, scales old slot to 0.
scripts/seed-engram-gke.sh: downloads latest GCS backup, extracts
snapshot.json, copies into neuron-engram-data PVC via a seed Job.
.gitea/workflows/deploy-gke.yaml: triggers on push to main, auto-detects
idle slot, builds Docker image from Artifact Registry binary, blue-green
deploys to neuron-prod on GKE neuron-platform cluster.
