docs: update helm documentation (apache#12932)

* docs: update helm documentation

* docs: fix for end-of-file-fixer pre-commit-config

* update: bump chart apiVersion to v2 and remove requirements.yaml

docs/installation.rst

@@ -1487,13 +1487,14 @@ Install Superset with helm in Kubernetes
 ----------------------------------------
 
 You can install Superset into Kubernetes with Helm <https://helm.sh/>. The chart is
-located in ``install/helm``.
+located in the ``helm`` directory.
 
-To install Superset into your Kubernetes:
+To install Superset in your Kubernetes cluster with Helm 3, run:
 
 .. code-block:: bash
 
-    helm upgrade --install superset ./install/helm/superset
+    helm dep install ./helm/superset
+    helm upgrade --install superset ./helm/superset
 
 Note that the above command will install Superset into ``default`` namespace of your Kubernetes cluster.
 

docs/src/pages/docs/installation/installing_scratch.mdx

@@ -119,4 +119,15 @@ locally by default at `localhost:8088`) and login using the username and passwor
 
 ### Installing Superset with Helm in Kubernetes
 
-See the dedicated [Kubernetes installation](/docs/installation/running-on-kubernetes) page.
+You can install Superset into Kubernetes with [Helm](https://helm.sh/). The chart is located in
+the `helm/` directory.
+
+To install Superset in your Kubernetes cluster with Helm 3, run:
+
+```
+helm dep up ./helm/superset
+helm upgrade --install superset ./helm/superset
+```
+
+Note that the above command will install Superset into `default` namespace of your Kubernetes
+cluster.

helm/superset/Chart.yaml

@@ -14,7 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-apiVersion: v1
+apiVersion: v2
 appVersion: "1.0"
 description: Apache Superset is a modern, enterprise-ready business intelligence web application
 name: superset
@@ -23,3 +23,12 @@ maintainers:
     email: cychiang0823@gmail.com
     url: https://github.com/cychiang
 version: 0.1.0
+dependencies:
+- name: postgresql
+  version: 10.2.0
+  repository: https://charts.bitnami.com/bitnami
+  condition: postgresql.enabled
+- name: redis
+  version: 12.3.0
+  repository: https://charts.bitnami.com/bitnami
+  condition: redis.enabled