docs(SRV): update doc following user flow revamp MTA-3654 (#2123)

* docs(SRV): update doc following user flow revamp MTA-3654

* docs(SRV): update how to

* docs(SRV): update how to create namespace

* docs(SRV): small adjustments

* docs(SRV): fix indents

* docs(SRV): docs review 1

serverless/functions/how-to/create-a-function.mdx

@@ -23,25 +23,32 @@ This page shows you how to deploy a [function](/serverless/functions/concepts/#f
 </Message>
 
 1. Click **Functions** in the **Serverless** section of the side menu. The functions page displays.
-2. Click the functions namespace you want to use to create your function. 
-3. Click **Create function**. The function creation wizard displays.
+
+2. Click the functions namespace in which you want to create your function.
+
+3. Click **+ Create function**. The function creation wizard displays.
+
 4. Complete the following steps in the wizard: 
-    - Enter your **function code**. 
-      - Set the handler for your function.
-      - Choose your desired runtime and its version.
-      - Choose to either use the inline code editor to edit your code directly from your browser in the box provided, or to upload a `*.zip` archive.
-    - Choose a **name** for your function, and optionally a **description**. The name must only contain alphanumeric characters.
-    - Choose the **resources** to be allocated to your function at runtime. These define the performance characteristics of your function.
-    - Set your **scaling** preferences, or leave them at default values. The Scaleway platform autoscales the number of available instances of your function to match the incoming load, depending on the settings you define here.
-    - Define any **environment variables** you want to inject into your function. For each environment variable, click **+Add** and enter the key/value pair.
+    - Choose your function's runtime.
+    - Select **Deploy "Hello world"** if you want to deploy a basic function, **Inline code editor** to enter your own function code, or **Upload a ZIP** to import a [packaged function](/serverless/functions/how-to/package-function-dependencies-in-zip/). 
+    - If you used the code editor, enter the **handler** of your function.
+    - Enter a **name** or use the automatically generated one. The name can only contain lowercase alphanumeric characters and dashes.
+    - Enter a **description** (optional).
+    - Select the **resources** to allocate to your function.
+    - Configure the **scaling** of your function. 
+    <Message type="tip">
+      Define a minimum of 1 instance or more to avoid cold starts.
+    </Message>
+5. Click **+ Advanced options** and complete the following steps: 
+    - Define any **environment variables** you want to inject into your function. For each environment variable, click **+ Add variable** and enter the key/value pair.
     - Set secret environment variables (optional). **Secrets** are environment variables which are injected into your function and stored securely, but not displayed in the console after initial validation. Add a **key** and a **value**.
     - Set the desired **privacy policy** for your function. This defines whether a function can be executed anonymously (**public**) or only via an authentication mechanism provided by the [Scaleway API](https://www.scaleway.com/en/developers/api/serverless-functions/#authentication) (**private**).
-    - Click **Advanced Options** if you wish to set a custom timeout for your function.
-      <Message type="note">
-        [Triggers](/serverless/functions/concepts/#trigger) can no longer be added from this screen. For more information, refer to the [How to add a trigger to a function](/serverless/functions/how-to/add-trigger-to-a-function/) documentation.
-      </Message>
+    - Set the desired timeout for your function.
+    <Message type="note">
+      [Triggers](/serverless/functions/concepts/#trigger) can no longer be added from this screen. For more information, refer to the [How to add a trigger to a function](/serverless/functions/how-to/add-trigger-to-a-function/) documentation.
+    </Message>
     - Verify the **estimated cost**.
-5. Click **Create function** to finish.
+6. Click **Create function** to finish.
 
 <Message type="tip">
   There are different ways to deploy Serverless Functions. Refer to our detailed [deployment information](/serverless/functions/reference-content/deploy-function/) for more advanced options to deploy your functions.

serverless/functions/how-to/create-a-functions-namespace.mdx

@@ -24,16 +24,16 @@ This page shows you how to create your a functions namespace using the Scaleway
 </Message>
 
 1. Click **Functions** in the **Serverless** section of the side menu. The functions page displays.
-2. Click **Create namespace**. The functions namespace creation wizard displays.
-3. Complete namespace information:
-    - **Name** of your namespace. The first character of your namespace must be a letter. It can only contain letters, numbers, and dashes. No other special characters are permitted. The namespace is case-sensitive and cannot be edited after its creation.
-    - **Description** (optional).
-    - **Region** is the geographical location in which your namespace will be deployed.
-    - **Environment variables** (optional) are key/value pairs that will be available in your functions as environment variables.
-    - **Secrets** (optional) are environment variables which are injected into your function and stored securely, but not displayed in the console after initial validation.
-4. Click **Create namespace** to finish.
-
-Your namespace is now created and you are redirected to the **Functions** tab.
+
+2. Click **+ Create namespace**. If you have no existing Serverless Functions resources in your current Project, click **Create a function**. The functions namespace creation wizard displays.
+
+3. Complete the following steps in the wizard: 
+    - Enter a **name** or use the automatically generated one. The name can only contain lowercase alphanumeric characters and dashes.
+    - Enter a **description** (optional). 
+    - Choose a **region**, which is the geographical location in which your namespace will be deployed.
+    - Define any **environment variables** you want to inject into your function. For each environment variable, click **+ Add variable** and enter the key/value pair.
+    - Set your secret environment variables (optional). **Secrets** are environment variables which are injected into your function and stored securely, but not displayed in the console after initial validation. Add a **key** and a **value**.
+4. Click **Create namespace only** to finish, or click **Create namespace and add a function** if you want to [create a function](/serverless/functions/how-to/create-a-function/) next.
 
 <Navigation title="See Also">
   <NextButton to="/serverless/functions/how-to/manage-a-functions-namespace/">How to manage a Serverless Functions namespace</NextButton>

serverless/functions/quickstart.mdx

@@ -7,15 +7,15 @@ content:
   paragraph: This page shows you how to get started with Scaleway Functions
 tags: functions namespace 
 dates:
-  validation: 2023-07-04
+  validation: 2023-09-07
   posted: 2021-05-26
 categories:
   - serverless
 ---
 
 Scaleway's [Serverless Functions](https://www.scaleway.com/en/serverless-functions/) platform makes your [functions](/serverless/functions/concepts/#function) available, executes them on demand and manages resource allocation for you.  
 
-This page explains how to deploy, invoke and delete a basic Python function using the Scaleway console. For advanced usage, such as larger projects with dependencies, automation, multiple functions and more, [many ways to deploy functions](/serverless/functions/reference-content/deploy-function/) are available.
+This page explains how to deploy, invoke and delete a basic Node, Python, or PHP function using the [Scaleway console](https://console.scaleway.com). For advanced usage, such as larger projects with dependencies, automation, multiple functions and more, [many ways to deploy functions](/serverless/functions/reference-content/deploy-function/) are available.
 
 Check out our [scaleway/serverless-examples repository](https://github.com/scaleway/serverless-examples) for advanced examples and use cases.
 
@@ -26,43 +26,40 @@ Check out our [scaleway/serverless-examples repository](https://github.com/scale
   - You have [cURL](https://everything.curl.dev/get) installed. 
 </Message>
 
-## How to create a functions namespace
-
-1. Click **Functions** in the **Serverless** section of the side menu. The functions page displays.
-2. Click **+ Create namespace**. The functions namespace creation wizard displays.
-3. Complete the following steps in the wizard: 
-    - Enter a **name** and optionally a **description** for your namespace. The name must start with a letter and can only contain lowercase alphanumeric characters and dashes.
-    - Choose a **region**, which is the geographical location in which your namespace will be deployed.
-4. Click **Create namespace** to finish.
+## How to create a function
 
-Your namespace is now created, and you are taken to its **Functions** tab.
+If you have no existing Serverless Functions resources in your current Project, the creation process will guide you through the creation of a namespace, and then a function.
 
-<Message type="note">
-  Refer to the [How to create a Functions namespace](/serverless/functions/how-to/create-a-functions-namespace/) documentation page for more information on the different parameters.
-</Message>
+1. Click **Functions** in the **Serverless** section of the side menu. The functions page displays.
 
-## How to create a function
+2. Click **+ Create a function**. The functions [namespace](/serverless/functions/concepts/#namespace) creation wizard displays.
 
-1. Click **Functions** in the **Serverless** section of the side menu. The functions page displays.
-2. Click the functions namespace you want to use to create your function.
-3. Click **+ Create function**. The function creation wizard displays.
-4. Enter your **function code**: 
-    - Leave the `handler.handle` default value.
+3. Complete the following steps in the wizard: 
+    - Enter a **name** or use the automatically generated one. The name can only contain lowercase alphanumeric characters and dashes.
+    - Enter a **description** (optional). 
+    - Choose a **region**, which is the geographical location in which your namespace will be deployed.
+4. Click **Create namespace and add function**. The function creation wizard displays.
+    <Message type="note">
+      Refer to the [How to create a Functions namespace](/serverless/functions/how-to/create-a-functions-namespace/) documentation page for more information on the different parameters.
+    </Message>
+5. Complete the following steps in the wizard:
     - Choose either **Node**, **Python** or **PHP** as a runtime.
-    - Leave the default code sample in the editor.
-    - Choose a **name** for your function, and optionally a **description**. The name can only contain lowercase alphanumeric characters and dashes.
+    - Select **Deploy "Hello world"** if you want to deploy a basic function, or select **Inline code editor** to enter your own function code.
+    - If you used the code editor, enter the **handler** of your function.
+    - Enter a **name** or use the automatically generated one. The name can only contain lowercase alphanumeric characters and dashes.
+    - Enter a **description** (optional).
     - Choose the smallest **resources** available to allocate to your function.
-    - Leave the default **scaling** values. The Scaleway platform automatically scales the number of available instances of your function to match the incoming load, depending on the settings you define here.
-    - Set the **Function privacy policy** to public.
+    - Leave the default **scaling** values.
+    - In the **Advanced options**, set the **Function privacy policy** to **public**.
     - Verify the **estimated cost**.
-
     <Message type="note">
       Refer to the [How to create a function](/serverless/functions/how-to/create-a-function/) documentation page for more information on the different parameters.
     </Message>
+6. Click **Create function**. The deployment takes several minutes to complete. Check the **Overview** tab to see the function's status.
 
-5. Click **Create function**. The deployment will take several minutes to complete. Check the **Overview** tab to see the function's status.
-6. Copy the function's endpoint URL from the **Overview** tab.
-7. Run the following command in your terminal to invoke your function once it is deployed:
+7. Copy the function's endpoint URL from the **Overview** tab.
+
+8. Run the following command in your terminal to invoke your function once it is deployed:
 
     ```bash
     curl <YOUR_FUNCTION_ENDPOINT>
@@ -71,8 +68,11 @@ Your namespace is now created, and you are taken to its **Functions** tab.
 ## How to delete a function
 
 1. Click **Functions** in the **Serverless** section of the side menu. The functions page displays.
+
 2. Click the relevant functions namespace.
+
 3. Click the <Icon name="more" /> icon next to the function you want to delete, and select **Delete** from the dropdown menu.
+
 4. Type **DELETE** in the pop-up that asks you to confirm the action, then click **Delete function**.
 
 <Message type="tip">