enable UI extentions

manifest/overlays/production/argocd-server-patch.yaml

@@ -0,0 +1,27 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: argocd-server
+spec:
+  template:
+    spec:
+      initContainers:
+        - name: rollout-extension
+          image: quay.io/argoprojlabs/argocd-extension-installer:v0.0.8
+          env:
+          - name: EXTENSION_URL
+            value: https://github.com/argoproj-labs/rollout-extension/releases/download/v0.3.7/extension.tar
+          volumeMounts:
+            - name: extensions
+              mountPath: /tmp/extensions/
+          securityContext:
+            runAsUser: 1000
+            allowPrivilegeEscalation: false
+      containers:
+        - name: argocd-server
+          volumeMounts:
+            - name: extensions
+              mountPath: /tmp/extensions/
+      volumes:
+        - name: extensions
+          emptyDir: {}

manifest/overlays/production/kustomization.yaml

@@ -3,6 +3,7 @@ kind: Kustomization
 
 resources:
   - ../../base
+  - argocd-server-patch.yaml
   - argo-rollouts
   - argocd-image-updater
   - argocd-cmp-cm.yaml