forge: try moving themes over in init container script

Signed-off-by: Ryan Lerch <rlerch@redhat.com>

roles/openshift-apps/forgejo/tasks/main.yaml

@@ -7,7 +7,7 @@
 - include_tasks: create-forgejo-namespace.yaml
 - include_tasks: create-forgejo-pvc.yaml
 - include_tasks: create-postgres-operator-config.yaml
-# - include_tasks: create-custom-theme-configmap.yaml
+- include_tasks: create-custom-theme-configmap.yaml
 # - include_tasks: deploy-valkey.yaml
 - include_tasks: call-helm.yaml
 - include_tasks: create-forgejo-runnerhost-vm.yaml

roles/openshift-apps/forgejo/templates/values.yaml.j2

@@ -323,7 +323,14 @@ persistence:
     helm.sh/resource-policy: keep
 
 ## @param extraVolumes Additional volumes to mount to the Forgejo deployment
+{% if env == "staging" %}
+extraVolumes:
+  - name: custom-theme-vol
+    configMap:
+      name: forgejo-custom-theme
+{% else %}
 extraVolumes: []
+{% endif %}
 # - name: postgres-ssl-vol
 #   secret:
 #     secretName: gitea-postgres-ssl
@@ -332,7 +339,14 @@ extraVolumes: []
 extraContainerVolumeMounts: []
 
 ## @param extraInitVolumeMounts Mounts that are only mapped into the init-containers. Can be used for additional preconfiguration.
+{% if env == "staging" %}
+extraInitVolumeMounts:
+  - name: custom-theme-vol
+    mountPath: /tmp/themes
+    readOnly: true
+{% else %}
 extraInitVolumeMounts: []
+{% endif %}
 
 ## @deprecated The extraVolumeMounts variable has been split two:
 ## - extraContainerVolumeMounts
@@ -346,7 +360,21 @@ extraVolumeMounts: []
 
 ## @section Init
 ## @param initPreScript Bash shell script copied verbatim to the start of the init-container.
+{% if env == "staging" %}
+initPreScript: |
+  # Copy custom themes from ConfigMap to main data directory
+  echo "Installing custom Fedora themes..."
+  mkdir -p /data/gitea/public/assets/css
+  if [ -d "/tmp/themes" ]; then
+    cp -r /tmp/themes/*.css /data/gitea/public/assets/css/ || true
+    echo "Themes copied successfully"
+    ls -la /data/gitea/public/assets/css/
+  else
+    echo "No themes found in /tmp/themes"
+  fi
+{% else %}
 initPreScript: ''
+{% endif %}
 #
 # initPreScript: |
 #   mkdir -p /data/git/.postgresql