fix(helm): extra volume mounts (#3736)

* fix: list extra volumeMounts

* chore; helm test update

* docs: update helm changelog

* Update operations/helm/charts/alloy/CHANGELOG.md

---------

Co-authored-by: Sam DeHaan <[email protected]>

Author: sentoz

operations/helm/charts/alloy/CHANGELOG.md

@@ -10,6 +10,10 @@ internal API changes are not present.
 Unreleased
 ----------
 
+### Bug fixes
+
+- Fix `alloy.mounts.extra` incorrect list after templating. (@sentoz)
+
 1.1.0 (2025-06-02)
 ----------
 

operations/helm/charts/alloy/templates/containers/_agent.yaml

@@ -86,7 +86,7 @@
       mountPath: /var/lib/docker/containers
       readOnly: true
     {{- end }}
-    {{- range $values.mounts.extra }}
-    - {{- toYaml . | nindent 6 }}
+    {{- with $values.mounts.extra }}
+    {{- toYaml . | nindent 4 }}
     {{- end }}
 {{- end }}

operations/helm/tests/controller-volumes-extra/alloy/templates/controllers/daemonset.yaml

@@ -57,8 +57,7 @@ spec:
           volumeMounts:
             - name: config
               mountPath: /etc/alloy
-            -
-              mountPath: /cache
+            - mountPath: /cache
               name: cache-volume
         - name: config-reloader
           image: quay.io/prometheus-operator/prometheus-config-reloader:v0.81.0

operations/helm/tests/initcontainers/alloy/templates/controllers/daemonset.yaml

@@ -75,8 +75,7 @@ spec:
           volumeMounts:
             - name: config
               mountPath: /etc/alloy
-            -
-              mountPath: /etc/geoip
+            - mountPath: /etc/geoip
               name: geoip
         - name: config-reloader
           image: quay.io/prometheus-operator/prometheus-config-reloader:v0.81.0

operations/helm/tests/sidecars/alloy/templates/controllers/daemonset.yaml

@@ -57,8 +57,7 @@ spec:
           volumeMounts:
             - name: config
               mountPath: /etc/alloy
-            -
-              mountPath: /etc/geoip
+            - mountPath: /etc/geoip
               name: geoip
         - name: config-reloader
           image: quay.io/prometheus-operator/prometheus-config-reloader:v0.81.0