chore(deps): update dependency helm/helm to v3.16.1

.drone.yml

@@ -13,7 +13,7 @@ steps:
 - name: markdown lint
   commands:
   - markdownlint *.md
-  image: git.cryptic.systems/volker.raschek/markdownlint:0.39.0
+  image: git.cryptic.systems/volker.raschek/markdownlint:0.41.0
   resources:
     limits:
       cpu: 150
@@ -66,7 +66,7 @@ steps:
   image: git.cryptic.systems/volker.raschek/git:1.3.1
 
 - name: build
-  image: docker.io/plugins/docker:20.17.2
+  image: docker.io/plugins/docker:20.18.4
   settings:
     auto_tag: false
     dockerfile: Dockerfile
@@ -132,7 +132,7 @@ steps:
   image: git.cryptic.systems/volker.raschek/git:1.3.1
 
 - name: build
-  image: docker.io/plugins/docker:20.17.2
+  image: docker.io/plugins/docker:20.18.4
   settings:
     auto_tag: false
     dockerfile: Dockerfile
@@ -198,7 +198,7 @@ steps:
   image: git.cryptic.systems/volker.raschek/git:1.3.1
 
 - name: build
-  image: docker.io/plugins/docker:20.17.2
+  image: docker.io/plugins/docker:20.18.4
   settings:
     auto_tag: false
     dockerfile: Dockerfile
@@ -262,7 +262,7 @@ steps:
   image: git.cryptic.systems/volker.raschek/git:1.3.1
 
 - name: build
-  image: docker.io/plugins/docker:20.17.2
+  image: docker.io/plugins/docker:20.18.4
   settings:
     auto_tag: false
     dockerfile: Dockerfile
@@ -396,7 +396,7 @@ steps:
       from_secret: container_image_registry_user
     DEST_CRED_PASSWORD:
       from_secret: container_image_registry_password
-  image: quay.io/skopeo/stable:v1.14.0
+  image: quay.io/skopeo/stable:v1.16.1
 
 - name: email-notification
   environment:
@@ -446,7 +446,7 @@ steps:
   image: git.cryptic.systems/volker.raschek/git:1.3.1
 
 - name: build
-  image: docker.io/plugins/docker:20.17.2
+  image: docker.io/plugins/docker:20.18.4
   settings:
     auto_tag: true
     auto_tag_suffix: amd64
@@ -506,7 +506,7 @@ steps:
   image: git.cryptic.systems/volker.raschek/git:1.3.1
 
 - name: build
-  image: docker.io/plugins/docker:20.17.2
+  image: docker.io/plugins/docker:20.18.4
   settings:
     auto_tag: true
     auto_tag_suffix: arm64-v8
@@ -636,7 +636,7 @@ steps:
       from_secret: container_image_registry_user
     DEST_CRED_PASSWORD:
       from_secret: container_image_registry_password
-  image: quay.io/skopeo/stable:v1.14.0
+  image: quay.io/skopeo/stable:v1.16.1
 
 - name: email-notification
   environment:

Dockerfile

@@ -1,4 +1,4 @@
-FROM docker.io/library/alpine:3.19.1
+FROM docker.io/library/alpine:3.20.3
 
 ARG HELM_VERSION
 
@@ -10,7 +10,8 @@ RUN [[ ${HELM_VERSION} != "" ]]; bash /tmp/install.sh --version ${HELM_VERSION}
 
 RUN rm /tmp/install.sh
 
-# Install additionally cm-push plugin
+# Install additionally helm plugins
-RUN helm plugin install https://github.com/chartmuseum/helm-push.git
+RUN helm plugin install https://github.com/chartmuseum/helm-push.git && \
+    helm plugin install https://github.com/helm-unittest/helm-unittest.git
 
 ENTRYPOINT [ "/usr/local/bin/helm" ]

Makefile

@@ -1,6 +1,6 @@
 # HELM_VERSION
 # Only required to install a specifiy version
-HELM_VERSION?=v3.14.1 # renovate: datasource=github-releases depName=helm/helm
+HELM_VERSION?=v3.16.1 # renovate: datasource=github-releases depName=helm/helm
 
 # CONTAINER_RUNTIME
 # The CONTAINER_RUNTIME variable will be used to specified the path to a