[platform] Fix installing HelmReleases on initial setup (#833)

fixes https://github.com/cozystack/cozystack/issues/832

This PR fixes regression on installing helmreleases, also some refactor

Signed-off-by: Andrei Kvapil <kvapss@gmail.com>

packages/core/platform/templates/helmreleases.yaml

@@ -7,7 +7,7 @@
 
 {{/* collect dependency namespaces from releases */}}
 {{- range $x := $bundle.releases }}
-{{- $_ := set $dependencyNamespaces $x.name $x.namespace }}
+{{-   $_ := set $dependencyNamespaces $x.name $x.namespace }}
 {{- end }}
 
 {{- range $x := $bundle.releases }}
@@ -15,10 +15,12 @@
 {{- $shouldInstall := true }}
 {{- $shouldDelete := false }}
 {{- if or (has $x.name $disabledComponents) (and ($x.optional) (not (has $x.name $enabledComponents))) }}
-  {{- $shouldInstall = false }}
-  {{- if lookup "helm.toolkit.fluxcd.io/v2" "HelmRelease" $x.namespace $x.name }}
-    {{- $shouldDelete = true }}
-  {{- end }}
+{{-   $shouldInstall = false }}
+{{-   if $.Capabilities.APIVersions.Has "helm.toolkit.fluxcd.io/v2" }}
+{{-     if lookup "helm.toolkit.fluxcd.io/v2" "HelmRelease" $x.namespace $x.name }}
+{{-       $shouldDelete = true }}
+{{-     end }}
+{{-   end }}
 {{- end }}
 
 {{- if or $shouldInstall $shouldDelete }}
@@ -59,10 +61,10 @@ spec:
       {{- end }}
   {{- $values := dict }}
   {{- with $x.values }}
-  {{- $values = merge . $values }}
+  {{-   $values = merge . $values }}
   {{- end }}
   {{- with index $cozyConfig.data (printf "values-%s" $x.name) }}
-  {{- $values = merge (fromYaml .) $values }}
+  {{-   $values = merge (fromYaml .) $values }}
   {{- end }}
   {{- with $values }}
   values:
@@ -82,12 +84,12 @@ spec:
 
   {{- with $x.dependsOn }}
   dependsOn:
-  {{- range $dep := . }}
-  {{- if not (has $dep $disabledComponents) }}
+  {{-   range $dep := . }}
+  {{-     if not (has $dep $disabledComponents) }}
   - name: {{ $dep }}
     namespace: {{ index $dependencyNamespaces $dep }}
-  {{- end }}
-  {{- end }}
+  {{-     end }}
+  {{-   end }}
   {{- end }}
 {{- end }}
 {{- end }}