docs(srv): add region selector & PN info to container creation page (#5918)

Author: SamyOubouaziz

pages/serverless-containers/how-to/deploy-container.mdx

@@ -3,13 +3,12 @@ title: How to deploy a container
 description: Deploy containers from the Scaleway Container Registry or from external public registries.
 tags: deploy container create scaleway-registry docker image external registry public
 dates:
-  validation: 2025-09-02
+  validation: 2025-12-04
   posted: 2021-05-26
 ---
 import Requirements from '@macros/iam/requirements.mdx'
 import ContainerRegistryNote from '@macros/serverless/container-registry-note.mdx'
 
-
 This page shows you how to deploy Serverless Containers using the [Scaleway console](https://console.scaleway.com/).
 
 You can deploy a container from the [Scaleway Container Registry](/container-registry/quickstart/), or any other public container registry, such as Docker Hub, AWS Container registries, GitLab container registry, etc.
@@ -31,9 +30,9 @@ You can deploy a container from the [Scaleway Container Registry](/container-reg
 
 1. Select the **Scaleway** Container Registry.
 
-2. Choose an [image](/serverless-containers/concepts/#container-image) from your Container Registry.
+2. Select the required Container Registry region and namespace from the drop-down lists.
 
-3. Select the required Container Registry namespace from the drop-down list, then select the container and tag.
+3. Choose an [image](/serverless-containers/concepts/#container-image) from your Container Registry, then select the container and tag.
 
 4. Choose the [port](/serverless-containers/concepts/#port) your container is listening on. We recommend configuring your container to listen on the `$PORT` environment variable.
 
@@ -61,6 +60,11 @@ In the **Advanced options** section, set the following:
           Encode your environment variables and secrets to `base64` if they are too large, and contain carriage returns.
           </Message>
     </TabsTab>
+    <TabsTab label="Private Networks">
+      Configure the Private Network for the container to ensure secure and isolated network communication. Click **Select a Private Network** to:
+        - Attach an existing Private Network (VPC) within the same Availability Zone from the drop-down menu.
+        - Create a new Private Network and attach it to the container.
+    </TabsTab>
     <TabsTab label="Security">
       - Set the desired [privacy policy](/serverless-containers/concepts/#privacy-policy) for your container. This defines whether container invocation may be done anonymously (**public**) or only via an authentication mechanism provided by the [Scaleway API](https://www.scaleway.com/en/developers/api/serverless-containers/#authentication) (**private**).
       - Tick the box under **HTTPS connections only** to prevent your container from being called from insecure HTTP connections. All HTTP traffic will be redirected to HTTPS.

pages/serverless-containers/quickstart.mdx

@@ -53,7 +53,7 @@ If you have no existing Serverless Containers resources in your current Project,
     </Message>
 5. Complete the following steps in the wizard:
     - Select the **Scaleway** Container Registry.
-    - Select the appropriate **Registry namespace** from the drop-down list, and then select the `nginx` **container** and `latest` **tag**.
+    - Select the appropriate **Registry region** and **Registry namespace** from the drop-down lists, and then select the `nginx` **container** and `latest` **tag**.
     - Set the **port** to `80`.
     - Enter a **name** or use the automatically generated one. The name can only contain lowercase alphanumeric characters and dashes.
     - Enter a **description** (optional).