refactor: Deduplicated certificates manifests

configs/certificates/base/certificate-huizinga-dev.yaml

@@ -0,0 +1,10 @@
+apiVersion: cert-manager.io/v1
+kind: Certificate
+metadata:
+  name: huizinga-dev
+  namespace: certificates
+spec:
+  secretName: huizinga-dev-tls
+  issuerRef:
+    name: letsencrypt
+    kind: ClusterIssuer

configs/certificates/base/kustomization.yaml

@@ -0,0 +1,5 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - namespace.yaml
+  - certificate-huizinga-dev.yaml

configs/certificates/base/namespace.yaml

@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: certificates