[bitnami/*] Make Helm charts 100% OCI (#15998)

* [bitnami/*] Make Helm charts 100% OCI

Signed-off-by: Carlos Rodríguez Hernández <carlosrh@vmware.com>

* Add main files and scaffolding

Signed-off-by: Carlos Rodríguez Hernández <carlosrh@vmware.com>

* Bump chart version

Signed-off-by: Carlos Rodríguez Hernández <carlosrh@vmware.com>

* Improve helm upgrade instruction

Signed-off-by: Carlos Rodríguez Hernández <carlosrh@vmware.com>

* Revert bitnami/common version bump

Signed-off-by: Carlos Rodríguez Hernández <carlosrh@vmware.com>

* Prettify Chart.yamls

Signed-off-by: Carlos Rodríguez Hernández <carlosrh@vmware.com>

* Regenerate Chart.lock and bump chart versions

Signed-off-by: Carlos Rodríguez Hernández <carlosrh@vmware.com>

---------

Signed-off-by: Carlos Rodríguez Hernández <carlosrh@vmware.com>

bitnami/airflow/Chart.lock

@@ -1,12 +1,12 @@
 dependencies:
 - name: redis
-  repository: https://charts.bitnami.com/bitnami
-  version: 17.9.2
+  repository: oci://registry-1.docker.io/bitnamicharts
+  version: 17.9.5
 - name: postgresql
-  repository: https://charts.bitnami.com/bitnami
-  version: 12.2.6
+  repository: oci://registry-1.docker.io/bitnamicharts
+  version: 12.2.8
 - name: common
-  repository: https://charts.bitnami.com/bitnami
+  repository: oci://registry-1.docker.io/bitnamicharts
   version: 2.2.4
-digest: sha256:9aef8c2ce2f98c143a055ee12ff948057363d426eeaddbca09234d8fcd0a0e8d
-generated: "2023-04-01T13:28:48.999832572Z"
+digest: sha256:5d98965bc63154164f23bd7ea59bc6ca413f9e73c60ee146a9be385db6bbe249
+generated: "2023-04-20T09:29:30.865803+02:00"

bitnami/airflow/Chart.yaml

@@ -6,14 +6,14 @@ appVersion: 2.5.3
 dependencies:
   - condition: redis.enabled
     name: redis
-    repository: https://charts.bitnami.com/bitnami
+    repository: oci://registry-1.docker.io/bitnamicharts
     version: 17.x.x
   - condition: postgresql.enabled
     name: postgresql
-    repository: https://charts.bitnami.com/bitnami
+    repository: oci://registry-1.docker.io/bitnamicharts
     version: 12.x.x
   - name: common
-    repository: https://charts.bitnami.com/bitnami
+    repository: oci://registry-1.docker.io/bitnamicharts
     tags:
       - bitnami-common
     version: 2.x.x
@@ -32,4 +32,4 @@ name: airflow
 sources:
   - https://github.com/bitnami/containers/tree/main/bitnami/airflow
   - https://airflow.apache.org/
-version: 14.0.17
+version: 14.1.0

bitnami/airflow/README.md

@@ -11,8 +11,7 @@ Trademarks: This software listing is packaged by Bitnami. The respective tradema
 ## TL;DR
 
 ```console
-helm repo add my-repo https://charts.bitnami.com/bitnami
-helm install my-release my-repo/airflow
+helm install my-release oci://registry-1.docker.io/bitnamicharts/airflow
 ```
 
 ## Introduction
@@ -31,8 +30,7 @@ Bitnami charts can be used with [Kubeapps](https://kubeapps.dev/) for deployment
 To install the chart with the release name `my-release`:
 
 ```console
-helm repo add my-repo https://charts.bitnami.com/bitnami
-helm install my-release my-repo/airflow
+helm install my-release oci://registry-1.docker.io/bitnamicharts/airflow
 ```
 
 These commands deploy Airflow on the Kubernetes cluster in the default configuration. The [Parameters](#parameters) section lists the parameters that can be configured during installation.
@@ -491,7 +489,7 @@ helm install my-release \
                --set auth.password=my-passsword \
                --set auth.fernetKey=my-fernet-key \
                --set auth.secretKey=my-secret-key \
-               my-repo/airflow
+               oci://registry-1.docker.io/bitnamicharts/airflow
 ```
 
 The above command sets the credentials to access the Airflow web UI.
@@ -501,7 +499,7 @@ The above command sets the credentials to access the Airflow web UI.
 Alternatively, a YAML file that specifies the values for the parameters can be provided while installing the chart. For example,
 
 ```console
-helm install my-release -f values.yaml my-repo/airflow
+helm install my-release -f values.yaml oci://registry-1.docker.io/bitnamicharts/airflow
 ```
 
 > **Tip**: You can use the default [values.yaml](values.yaml)

bitnami/airflow/templates/NOTES.txt

@@ -61,7 +61,7 @@ host. To configure Airflow with the URL of your service:
     {{ include "common.utils.secret.getvalue" (dict "secret" $airflowSecretName "field" "airflow-password" "context" $) }}
     {{ include "common.utils.secret.getvalue" (dict "secret" $airflowSecretName "field" "airflow-fernet-key" "context" $) }}
     {{ include "common.utils.secret.getvalue" (dict "secret" $airflowSecretName "field" "airflow-secret-key" "context" $) }}
-    helm upgrade --namespace {{ $releaseNamespace }} {{ .Release.Name }} my-repo/{{ .Chart.Name }} \
+    helm upgrade --namespace {{ $releaseNamespace }} {{ .Release.Name }} oci://registry-1.docker.io/bitnamicharts/{{ .Chart.Name }} \
       --set service.type={{ .Values.service.type }} \
       --set web.baseUrl=http://$AIRFLOW_HOST:$AIRFLOW_PORT \
       --set auth.password=$AIRFLOW_PASSWORD \