apiVersion: v1
kind: ServiceAccount
metadata:
  name: dashboard-sa
  namespace: default
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: dashboard-reader
rules:
  - apiGroups: [""]
    resources: ["nodes", "pods", "namespaces", "events"]
    verbs: ["get", "list", "watch"]
  - apiGroups: ["metrics.k8s.io"]
    resources: ["nodes", "pods"]
    verbs: ["get", "list"]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: dashboard-reader-binding
subjects:
  - kind: ServiceAccount
    name: dashboard-sa
    namespace: default
roleRef:
  kind: ClusterRole
  name: dashboard-reader
  apiGroup: rbac.authorization.k8s.io
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: k3s-dashboard
spec:
  replicas: 1
  selector:
    matchLabels:
      app: k3s-dashboard
  template:
    metadata:
      labels:
        app: k3s-dashboard
    spec:
      serviceAccountName: dashboard-sa
      containers:
        - name: dashboard
          image: your-registry/k3s-dashboard:latest
          env:
            - name: IN_CLUSTER
              value: "true"
          ports:
            - containerPort: 8080