FIX (helm): Use standard namespace behavior instead of hardcoded values

Author: RostislavDugin

deploy/helm/README.md

@@ -5,9 +5,12 @@
 Install directly from the OCI registry (no need to clone the repository):
 
 ```bash
-helm install postgresus oci://ghcr.io/rostislavdugin/charts/postgresus -n postgresus --create-namespace
+helm install postgresus oci://ghcr.io/rostislavdugin/charts/postgresus \
+  -n postgresus --create-namespace
 ```
 
+The `-n postgresus --create-namespace` flags control which namespace the chart is installed into. You can use any namespace name you prefer.
+
 ## Accessing Postgresus
 
 By default, the chart creates a ClusterIP service. Use port-forward to access:
@@ -24,8 +27,6 @@ Then open `http://localhost:4005` in your browser.
 
 | Parameter          | Description        | Default Value               |
 | ------------------ | ------------------ | --------------------------- |
-| `namespace.create` | Create namespace   | `true`                      |
-| `namespace.name`   | Namespace name     | `postgresus`                |
 | `image.repository` | Docker image       | `rostislavdugin/postgresus` |
 | `image.tag`        | Image tag          | `latest`                    |
 | `image.pullPolicy` | Image pull policy  | `Always`                    |
@@ -85,7 +86,9 @@ service:
 ```
 
 ```bash
-helm install postgresus oci://ghcr.io/rostislavdugin/charts/postgresus -n postgresus --create-namespace -f nodeport-values.yaml
+helm install postgresus oci://ghcr.io/rostislavdugin/charts/postgresus \
+  -n postgresus --create-namespace \
+  -f nodeport-values.yaml
 ```
 
 Access at `http://<NODE-IP>:30080`
@@ -103,7 +106,9 @@ service:
 ```
 
 ```bash
-helm install postgresus oci://ghcr.io/rostislavdugin/charts/postgresus -n postgresus --create-namespace -f loadbalancer-values.yaml
+helm install postgresus oci://ghcr.io/rostislavdugin/charts/postgresus \
+  -n postgresus --create-namespace \
+  -f loadbalancer-values.yaml
 ```
 
 Get the external IP:
@@ -138,7 +143,9 @@ ingress:
 ```
 
 ```bash
-helm install postgresus oci://ghcr.io/rostislavdugin/charts/postgresus -n postgresus --create-namespace -f ingress-values.yaml
+helm install postgresus oci://ghcr.io/rostislavdugin/charts/postgresus \
+  -n postgresus --create-namespace \
+  -f ingress-values.yaml
 ```
 
 ### Option 5: HTTPRoute (Gateway API)
@@ -157,7 +164,9 @@ route:
 ```
 
 ```bash
-helm install postgresus oci://ghcr.io/rostislavdugin/charts/postgresus -n postgresus --create-namespace -f httproute-values.yaml
+helm install postgresus oci://ghcr.io/rostislavdugin/charts/postgresus \
+  -n postgresus --create-namespace \
+  -f httproute-values.yaml
 ```
 
 ## Ingress Configuration
@@ -195,7 +204,9 @@ persistence:
 ```
 
 ```bash
-helm install postgresus oci://ghcr.io/rostislavdugin/charts/postgresus -n postgresus --create-namespace -f storage-values.yaml
+helm install postgresus oci://ghcr.io/rostislavdugin/charts/postgresus \
+  -n postgresus --create-namespace \
+  -f storage-values.yaml
 ```
 
 ## Upgrade

deploy/helm/templates/_helpers.tpl

@@ -61,12 +61,8 @@ Create the name of the service account to use
 {{- end }}
 
 {{/*
-Namespace
+Namespace - uses the release namespace from helm install -n <namespace>
 */}}
 {{- define "postgresus.namespace" -}}
-{{- if .Values.namespace.create }}
-{{- .Values.namespace.name }}
-{{- else }}
 {{- .Release.Namespace }}
 {{- end }}
-{{- end }}

deploy/helm/templates/namespace.yaml

@@ -1,10 +1,5 @@
 # Default values for postgresus
 
-# Namespace configuration
-namespace:
-  create: true
-  name: postgresus
-
 # Image configuration
 image:
   repository: rostislavdugin/postgresus