chore: add al2023 example manifests (aws#5748)

examples/v1beta1/al2023-custom-userdata.yaml

@@ -0,0 +1,66 @@
+# This example NodePool will provision instances using the AL2023 EKS-Optimized AMI.
+---
+apiVersion: karpenter.sh/v1beta1
+kind: NodePool
+metadata:
+  name: default
+  annotations:
+    kubernetes.io/description: "General purpose NodePool for generic workloads"
+spec:
+  template:
+    spec:
+      requirements:
+        - key: kubernetes.io/arch
+          operator: In
+          values: ["amd64"]
+        - key: kubernetes.io/os
+          operator: In
+          values: ["linux"]
+        - key: karpenter.sh/capacity-type
+          operator: In
+          values: ["on-demand"]
+        - key: karpenter.k8s.aws/instance-category
+          operator: In
+          values: ["c", "m", "r"]
+        - key: karpenter.k8s.aws/instance-generation
+          operator: Gt
+          values: ["2"]
+      nodeClassRef:
+        name: al2023
+---
+apiVersion: karpenter.k8s.aws/v1beta1
+kind: EC2NodeClass
+metadata:
+  name: al2023
+  annotations:
+    kubernetes.io/description: "EC2NodeClass for running Amazon Linux 2023 nodes with custom user data"
+spec:
+  amiFamily: AL2023 # Amazon Linux 2023
+  role: "KarpenterNodeRole-${CLUSTER_NAME}" # replace with your cluster name
+  subnetSelectorTerms:
+    - tags:
+        karpenter.sh/discovery: "${CLUSTER_NAME}" # replace with your cluster name
+  securityGroupSelectorTerms:
+    - tags:
+        karpenter.sh/discovery: "${CLUSTER_NAME}" # replace with your cluster name
+  userData: |
+    MIME-Version: 1.0
+    Content-Type: multipart/mixed; boundary="//"
+
+    --//
+    Content-Type: application/node.eks.aws
+
+    # Example custom nodeconfig which mounts individual drives on an instance
+    apiVersion: node.eks.aws/v1alpha1
+    kind: NodeConfig
+    spec:
+      instance:
+        localStorage:
+          strategy: Mount
+
+    --//
+    Content-Type: text/x-shellscript; charset="us-ascii"
+
+    #!/bin/bash
+    echo "Hello, AL2023!"
+    --//