apiVersion: apps/v1
kind: Deployment
metadata:
  name: backend
  labels:
    app: backend
    component: api
spec:
  replicas: 2
  selector:
    matchLabels:
      app: backend
  template:
    metadata:
      labels:
        app: backend
        component: api
    spec:
      initContainers:
      # Wait for MySQL to be ready
      - name: wait-for-mysql
        image: busybox:1.36
        command:
        - sh
        - -c
        - |
          until nc -z mysql 3306; do
            echo "Waiting for MySQL..."
            sleep 2
          done
          echo "MySQL is ready!"
      containers:
      - name: backend
        image: gitea.example.com/inventory/backend:latest  # Overridden by Kustomize
        ports:
        - containerPort: 3000
          name: http
        env:
        - name: PORT
          value: "3000"
        - name: DB_HOST
          valueFrom:
            configMapKeyRef:
              name: backend-config
              key: db-host
        - name: DB_PORT
          value: "3306"
        - name: DB_USER
          valueFrom:
            secretKeyRef:
              name: mysql-secret
              key: user
        - name: DB_PASSWORD
          valueFrom:
            secretKeyRef:
              name: mysql-secret
              key: password
        - name: DB_NAME
          valueFrom:
            configMapKeyRef:
              name: backend-config
              key: db-name
        resources:
          requests:
            memory: "128Mi"
            cpu: "100m"
          limits:
            memory: "256Mi"
            cpu: "200m"
        livenessProbe:
          httpGet:
            path: /health
            port: 3000
          initialDelaySeconds: 15
          periodSeconds: 10
          timeoutSeconds: 5
          failureThreshold: 3
        readinessProbe:
          httpGet:
            path: /ready
            port: 3000
          initialDelaySeconds: 5
          periodSeconds: 5
          timeoutSeconds: 3
          failureThreshold: 2