feat(ci): test Helm

Re-generating the README.md strips the "tips" section, but that's
acceptable IMO to get CI working and get this PR merged.

Signed-off-by: squat <lserven@gmail.com>

Author: squat

charts/generic-device-plugin/Chart.yaml

@@ -1,7 +1,6 @@
 apiVersion: v2
 name: generic-device-plugin
 description: A Helm chart for deploying the generic-device-plugin on Kubernetes
-
 # A chart can be either an 'application' or a 'library' chart.
 #
 # Application charts are a collection of templates that can be packaged into versioned archives
@@ -11,18 +10,15 @@ description: A Helm chart for deploying the generic-device-plugin on Kubernetes
 # a dependency of application charts to inject those utilities and functions into the rendering
 # pipeline. Library charts do not define any templates and therefore cannot be deployed.
 type: application
-
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
 version: 0.1.0
-
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
 # follow Semantic Versioning. They should reflect the version the application is using.
 # It is recommended to use it with quotes.
-appVersion: "0.1.0"
-
+appVersion: 0.2.0
 maintainers:
-  - name: squat
-    url: https://github.com/squat
+- name: squat
+  url: https://github.com/squat

charts/generic-device-plugin/README.md

@@ -1,25 +1,8 @@
 # generic-device-plugin
 
-![Version: 0.1.0](https://img.shields.io/badge/Version-0.1.0-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 0.1.0](https://img.shields.io/badge/AppVersion-0.1.0-informational?style=flat-square)
+![Version: 0.1.0](https://img.shields.io/badge/Version-0.1.0-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 0.2.0](https://img.shields.io/badge/AppVersion-0.2.0-informational?style=flat-square)
 
-A Helm chart for deploying the generic-device-plugin on Kubernetes.
-
-## Tips
-
-Ensure that this is deployed into the `kube-system` namespace.
-
-### Installing directly from the git repo
-
-```bash
-# clone the repo
-git clone https://github.com/squat/generic-device-plugin
-
-# change to the chart directory
-cd charts/generic-device-plugin
-
-# install the helm chart in the kube-system namespace
-helm install -n kube-system generic-device-plugin .
-```
+A Helm chart for deploying the generic-device-plugin on Kubernetes
 
 ## Maintainers
 
@@ -47,4 +30,4 @@ helm install -n kube-system generic-device-plugin .
 | tolerations | list | `[{"effect":"NoExecute","operator":"Exists"},{"effect":"NoSchedule","operator":"Exists"}]` | tolerations of kubernetes taints |
 
 ----------------------------------------------
-Autogenerated from chart metadata using [helm-docs v1.13.1](https://github.com/norwoodj/helm-docs/releases/v1.13.1)
+Autogenerated from chart metadata using [helm-docs v1.14.2](https://github.com/norwoodj/helm-docs/releases/v1.14.2)

charts/generic-device-plugin/values.yaml

@@ -1,20 +1,17 @@
 # Default values for generic-device-plugin.
 # This is a YAML-formatted file.
 # Declare variables to be passed into your templates.
-
 image:
   # -- container image repo
   repository: squat/generic-device-plugin
   # -- image pullPolicy is set to always because tag is set to latest
   pullPolicy: Always
   # -- Overrides the image tag whose default is the chart appVersion.
   tag: "latest"
-
 # -- override the name of the chart resources
 nameOverride: ""
 # -- override the fullname of the chart resources
 fullnameOverride: ""
-
 serviceAccount:
   # -- Specifies whether a service account should be created
   create: true
@@ -25,12 +22,10 @@ serviceAccount:
   # -- The name of the service account to use.
   # If not set and create is true, a name is generated using the fullname template
   name: ""
-
 # -- additional annotations for the generic-device-plugin pod
 podAnnotations: {}
 # -- additional labels for the generic-device-plugin pod
 podLabels: {}
-
 # -- resource requests and limits for the generic-device-plugin pod
 resources:
   requests:
@@ -39,13 +34,11 @@ resources:
   limits:
     cpu: 50m
     memory: 20Mi
-
 # -- tolerations of kubernetes taints
 tolerations:
-  - operator: "Exists"
-    effect: "NoExecute"
-  - operator: "Exists"
-    effect: "NoSchedule"
-
+- operator: "Exists"
+  effect: "NoExecute"
+- operator: "Exists"
+  effect: "NoSchedule"
 # -- deploy the podMonitor (requires PodMonitor CRD to be installed)
 deployPodMonitor: true

flake.nix

@@ -110,7 +110,20 @@
                 yamlfmt.excludes = [
                   ".github"
                   "vendor"
+                  "charts/generic-device-plugin/templates"
                 ];
+                helm-docs = {
+                  enable = true;
+                  name = "helm-docs";
+                  package = pkgs.helm-docs;
+                  entry = "${pkgs.helm-docs}/bin/helm-docs --chart-search-root=.";
+                  files = "^charts/";
+                  pass_filenames = false;
+                };
+                chart-testing = {
+                  enable = true;
+                  entry = "${pkgs.chart-testing}/bin/ct lint --all --skip-helm-dependencies --validate-maintainers=false";
+                };
                 header = {
                   enable = true;
                   name = "Header";