resourceFieldRef.yml

spec:
  containers:
    - name: product-be     
      image: chrischinchilla/humanitech-product-be
      imagePullPolicy: "IfNotPresent"
      resources:
        requests:
          memory: "32Mi"
      env:
        - name: DATABASE_HOST
          value: postgres
        - name: DATABASE_NAME
          value: product
        - name: DATABASE_PASSWORD
          value: pr0dr0b0t
        - name: DATABASE_USER
          value: product_robot
        - name: DATABASE_PORT
          value: "5432"
        - name: MEMORY_LIMIT
          valueFrom:
              resourceFieldRef:
                containerName: product-be
                resource: requests.memory