# services/zot/deployment.yaml
apiVersion: apps/v1
kind: Deployment
metadata:
  name: zot
  namespace: zot
  labels: { app: zot }
spec:
  replicas: 1
  selector:
    matchLabels: { app: zot }
  template:
    metadata:
      labels: { app: zot }
    spec:
      nodeSelector:
        node-role.kubernetes.io/worker: "true"
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: hardware
                operator: In
                values: ["rpi4","rpi5"]
          preferredDuringSchedulingIgnoredDuringExecution:
            - weight: 50
              preference:
                matchExpressions:
                - key: hardware
                  operator: In
                  values: ["rpi4"]
      containers:
        - name: zot
          image: ghcr.io/project-zot/zot-linux-arm64:v2.1.8
          imagePullPolicy: IfNotPresent
          args: ["serve", "/etc/zot/config.json"]
          ports:
            - { name: http, containerPort: 5000 }
          volumeMounts:
            - name: cfg-rendered
              mountPath: /etc/zot/config.json
              subPath: config.json
              readOnly: true
            - name: zot-data
              mountPath: /var/lib/registry
          readinessProbe:
            tcpSocket:
              port: 5000
            initialDelaySeconds: 2
            periodSeconds: 5
          livenessProbe:
            tcpSocket:
              port: 5000
            initialDelaySeconds: 5
            periodSeconds: 10
          resources:
            requests: { cpu: "50m", memory: "64Mi" }
      initContainers:
        - name: render-config
          image: busybox:1.36
          command:
            - /bin/sh
            - -c
            - |
              set -eu
              if [ -z "${ZOT_CLIENT_SECRET:-}" ]; then
                echo "ZOT_CLIENT_SECRET is empty; ensure zot-oidc-client secret exists" >&2
                exit 1
              fi
              sed "s|__CLIENT_SECRET__|${ZOT_CLIENT_SECRET}|g" /config-src/config.json > /config/config.json
          env:
            - name: ZOT_CLIENT_SECRET
              valueFrom:
                secretKeyRef:
                  name: zot-oidc-client
                  key: client_secret
          volumeMounts:
            - name: cfg-src
              mountPath: /config-src
            - name: cfg-rendered
              mountPath: /config
      volumes:
        - name: cfg-src
          configMap:
            name: zot-config
        - name: cfg-rendered
          emptyDir: {}
        - name: zot-data
          persistentVolumeClaim:
            claimName: zot-data