chore: bundled more helm charts
diff --git a/charts/coredns/templates/hpa.yaml b/charts/coredns/templates/hpa.yaml
new file mode 100644
index 0000000..79fc4cc
--- /dev/null
+++ b/charts/coredns/templates/hpa.yaml
@@ -0,0 +1,37 @@
+{{- if and (.Values.hpa.enabled) (not .Values.autoscaler.enabled) }}
+---
+apiVersion: autoscaling/v2beta2
+kind: HorizontalPodAutoscaler
+metadata:
+  name: {{ template "coredns.fullname" . }}
+  labels:
+    app.kubernetes.io/managed-by: {{ .Release.Service | quote }}
+    app.kubernetes.io/instance: {{ .Release.Name | quote }}
+    helm.sh/chart: "{{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}"
+    {{- if .Values.isClusterService }}
+    k8s-app: {{ .Chart.Name | quote }}
+    kubernetes.io/cluster-service: "true"
+    kubernetes.io/name: "CoreDNS"
+    {{- end }}
+    app.kubernetes.io/name: {{ template "coredns.name" . }}
+{{- if .Values.customLabels }}
+{{ toYaml .Values.customLabels | indent 4 }}
+{{- end }}
+{{- with .Values.customAnnotations }}
+  annotations:
+{{- toYaml . | nindent 4 }}
+{{- end }}
+spec:
+  scaleTargetRef:
+    apiVersion: apps/v1
+    kind: Deployment
+    name: {{ default (include "coredns.fullname" .) .Values.deployment.name }}
+  minReplicas: {{ .Values.hpa.minReplicas }}
+  maxReplicas: {{ .Values.hpa.maxReplicas }}
+  metrics:
+{{ toYaml .Values.hpa.metrics | indent 4 }}
+{{- if .Values.hpa.behavior }}
+  behavior:
+{{ toYaml .Values.hpa.behavior | indent 4 }}
+{{- end }}
+{{- end }}