upload certificate

certificate/01-certificate.yaml

 apiVersion: cert-manager.io/v1
 kind: Certificate
 metadata:
-  name: lahelice.vespot.co
+  name: secure-lahelicevespotco
+  namespace: default
 spec:
+  secretName: secure-lahelicevespotco-tls
+  duration: 2160h # 90d
+  renewBefore: 360h # 15d
+  subject:
+    organizations:
+      - lahelicevespotco
+  isCA: false
+  privateKey:
+    algorithm: RSA
+    encoding: PKCS1
+    size: 2048
+  usages:
+    - server auth
+    - client auth
   dnsNames:
-  - lahelice.vespot.co
+    - lahelice.vespot.co
   issuerRef:
-    name: letsencrypt
-    kind: Issuer
-  secretName: lahelicevespot-tls
+    name: letsencrypt-prod
+    kind: ClusterIssuer
+    group: cert-manager.io