refactor: rename and restructure manifest files

- Rename argocd app definition to `.argocd.yml`
- Move ara-server cronjob to `ara-server-cronjob.yml`

🤖

manifests/ara-server-cronjob.yml

@@ -1,41 +1,3 @@
----
-apiVersion: argoproj.io/v1alpha1
-kind: Application
-metadata:
-  name: ara-server
-  namespace: argocd
-spec:
-  project: default
-  source:
-    repoURL: https://lib42.github.io/charts
-    targetRevision: "0.3.*"
-    chart: ara
-    helm:
-      values: |
-        ingress:
-          enabled: true
-          hosts:
-            - ara.k8s.smsvc.net
-        persistentVolumes:
-          enabled: true
-          size: 128Mi
-          storageClassName: local-path
-  destination:
-    server: 'https://kubernetes.default.svc'
-    namespace: ara
-  syncPolicy:
-    automated:
-      prune: true
-      selfHeal: true
-    syncOptions:
-      - CreateNamespace=true
-    retry:
-      limit: 5
-      backoff:
-        duration: 5s
-        factor: 2
-        maxDuration: 5m
-
 ---
 apiVersion: v1
 kind: ServiceAccount

manifests/ara-server.argocd.yml

@@ -0,0 +1,37 @@
+---
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: ara-server
+  namespace: argocd
+spec:
+  project: default
+  source:
+    repoURL: https://lib42.github.io/charts
+    targetRevision: "0.3.*"
+    chart: ara
+    helm:
+      values: |
+        ingress:
+          enabled: true
+          hosts:
+            - ara.k8s.smsvc.net
+        persistentVolumes:
+          enabled: true
+          size: 128Mi
+          storageClassName: local-path
+  destination:
+    server: 'https://kubernetes.default.svc'
+    namespace: ara
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true
+    syncOptions:
+      - CreateNamespace=true
+    retry:
+      limit: 5
+      backoff:
+        duration: 5s
+        factor: 2
+        maxDuration: 5m