fix: Add inital nexus and update drupal image

helmfile.d/nexus.yaml.gotmpl

@@ -0,0 +1,43 @@
+bases:
+ - ../envs/environments.yaml.gotmpl
+
+repositories:
+  - name: stevehipwell
+    url: 'https://stevehipwell.github.io/helm-charts/'
+
+commonLabels:
+  tier: system
+
+releases:
+- name: nexus3
+  namespace: nexus
+  chart: stevehipwell/nexus3
+  version: 5.9.0
+  condition: nexus.enabled
+  values:
+  - ../values/nexus/values/nexus.yaml.gotmpl
+  - ../values/nexus/values/nexus-{{ .Environment.Name }}.yaml.gotmpl
+  postRenderer: ../bin/kustomizer
+  postRendererArgs:
+  - ../values/nexus/kustomize/{{ .Environment.Name }}
+  missingFileHandler: Info
+- name: manifests
+  namespace: nexus
+  chart: manifests
+  condition: nexus.enabled
+  missingFileHandler: Info
+  values:
+  - ../values/env.yaml
+  - ../values/env-{{ requiredEnv "ARGOCD_ENV_CLUSTER_NAME" }}.yaml
+  - ../values/nexus/env.yaml.gotmpl
+  - ../values/nexus/env-{{ requiredEnv "ARGOCD_ENV_CLUSTER_NAME" }}.yaml.gotmpl
+  hooks:
+  - events: [ prepare, cleanup ]
+    showlogs: true
+    command: ../bin/helmify
+    args:
+    - '{{`{{ if eq .Event.Name "prepare" }}build{{ else }}clean{{ end }}`}}'
+    - '{{`{{ .Release.Chart }}`}}'
+    - '{{`{{ .Environment.Name }}`}}'
+    - ../values/nexus/manifests
+    - manifests