feat(account): notification manager docs

Author: jsudraud

console/account/how-to/manage-notifications.mdx

@@ -0,0 +1,55 @@
+---
+meta:
+  title: How to manage notifications
+  description: Learn how to use the notification manager
+content:
+  h1: How to manage notifications
+  paragraph: Learn how to use the notification manager.
+tags: account notification
+dates:
+  validation: 2024-12-04
+  posted: 2024-12-04
+categories:
+  - account
+---
+
+The **notification manager** allows you to configure different types of notifications about your Organization. It also provides shortcuts to your [Budget alerts](/docs/console/billing/how-to/use-billing-alerts/), [Cockpit alerts](/docs/observability/cockpit/how-to/enable-alert-manager/), and the Scaleway [status page](https://status.scaleway.com/). 
+
+<Macro id="requirements" />
+
+- A Scaleway account logged into the [console](https://console.scaleway.com)
+
+## Accessing the notification manager
+To access the Notification Manager:
+1. Log into the [Scaleway console](https://console.scaleway.com).
+2. Click on your Organization name in the top-right corner of the console.
+3. Select **notification manager** from the dropdown menu. 
+
+## Types of notifications
+The notification manager lets you decide who receives each type of notification. Here are some examples of the different types of notifications: 
+
+| **Notification type** | **Examples**                                                 |
+|-----------------------|--------------------------------------------------------------|
+| Incident              | Service downtime detected, outage resolved                   |
+| Technical             | Scheduled maintenance, update required                       |
+| Security              | Suspicious login attempt detected, MFA activated/deactivated |
+| Billing               | New invoice sent, credit card expired                        |
+
+## How to notify users outside of your Organization
+You can set external contacts to receive notifications related to your Organization. 
+1. Go to the **External notifications** section.
+2. Click **Add Contact**.
+3. Enter the contact’s **name** and select a **delivery method** (email, SMS, or webhook).
+4. Click **Select notification type**. 
+5. Choose the notifications the contact should receive (e.g., Incident, Billing).
+6. Click **Add contact** to confirm. 
+
+## How to viex notification history
+To view the history of notifications sent to your Organization:
+1. Click the **History** tab in the notification manager.
+2. Browse the list to see past notifications, including their type, recipients, and date.
+
+## How to subscribe or unsubscribe to the Scaleway newsletter
+To subscribe or unsubscribe from the Scaleway newsletter:
+1. Navigate to the **Personal notifications** section of the notification manager. 
+2. Toggle the button to enable or disable newsletter alerts. 

menu/navigation.json

@@ -72,6 +72,10 @@
                     "label": "Manage my personal information (GDPR)",
                     "slug": "manage-my-personal-data-gdpr"
                   },
+                  {
+                    "label": "Manage notifications",
+                    "slug": "manage-notifications"
+                  },
                   {
                     "label": "Use the search bar",
                     "slug": "use-the-search-bar"