HTTP Echo Service scheduled on an in-cluster EdgeTPU

edgetpu-echo-pod.yaml

apiVersion: v1
kind: Pod
metadata:
  name: http-echo-edgetpu-pod
  labels:
    app: http-echo
spec:
  containers:
  - name: http-echo
    image: adaptant/http-echo
    imagePullPolicy: IfNotPresent
    args: [ "-text", "hello from a node with an EdgeTPU" ]
    ports:
    - containerPort: 5678
  affinity:
    nodeAffinity:
      requiredDuringSchedulingIgnoredDuringExecution:
        nodeSelectorTerms:
        - matchExpressions:
          # USB-attached Coral AI Accelerator
          - key: feature.node.kubernetes.io/usb-fe_1a6e_089a.present
            operator: In
            values: [ "true" ]
        - matchExpressions:
          # Coral Dev Board  
          - key: beta.devicetree.org/fsl-imx8mq-phanbell
            operator: In
            values: [ "1" ]