apiVersion: apps/v1
kind: Deployment
metadata:
  name: signal-cli-rest-api
  namespace: connections
  labels:
    app.kubernetes.io/name: signal-cli-rest-api
    app.kubernetes.io/component: messaging-gateway
    app.kubernetes.io/version: "0.85"  # Pin version initially
spec:
  replicas: 1  # MUST be 1 - signal-cli state is not multi-instance safe
  strategy:
    type: Recreate  # Avoid PVC split-brain during updates
  selector:
    matchLabels:
      app.kubernetes.io/name: signal-cli-rest-api
  template:
    metadata:
      labels:
        app.kubernetes.io/name: signal-cli-rest-api
    spec:
      hostNetwork: true  # Use host network for Signal WebSocket connectivity
      containers:
      - name: signal-cli
        image: bbernhard/signal-cli-rest-api:latest
        imagePullPolicy: IfNotPresent
        command: ["/usr/bin/signal-cli"]
        args:
        - "--config"
        - "/var/lib/signal-cli"
        - "daemon"
        - "--http"
        - "0.0.0.0:8080"
        ports:
        - containerPort: 8080
          name: http
          protocol: TCP
        volumeMounts:
        - name: signal-data
          mountPath: /var/lib/signal-cli
        resources:
          requests:
            memory: "256Mi"
            cpu: "100m"
          limits:
            memory: "512Mi"
            cpu: "500m"
        livenessProbe:
          tcpSocket:
            port: 8080
          initialDelaySeconds: 30
          periodSeconds: 10
          timeoutSeconds: 5
          failureThreshold: 3
        readinessProbe:
          tcpSocket:
            port: 8080
          initialDelaySeconds: 10
          periodSeconds: 5
          timeoutSeconds: 3
          failureThreshold: 2
      volumes:
      - name: signal-data
        persistentVolumeClaim:
          claimName: signal-cli-data