1apiVersion: cert-manager.io/v1
 2kind: Certificate
 3metadata:
 4  name: koti-ca
 5  namespace: default
 6spec:
 7  isCA: true
 8  commonName: koti-ca
 9  secretName: koti-ca
10  privateKey:
11    algorithm: ECDSA
12    size: 256
13  issuerRef:
14    name: root-issuer
15    kind: Issuer
16    group: cert-manager.io