Update node guide to reflect new SDK

docs/documentation/guides/node.mdx

@@ -5,7 +5,7 @@ title: "Node"
 This guide demonstrates how to use Infisical to manage secrets for your Node stack from local development to production. It uses:
 
 - Infisical (you can use [Infisical Cloud](https://app.infisical.com) or a [self-hosted instance of Infisical](https://infisical.com/docs/self-hosting/overview)) to store your secrets.
-- The [infisical-node](https://github.com/Infisical/infisical-node) client SDK to fetch secrets back to your Node application on demand.
+- The [@infisical/sdk](https://github.com/Infisical/sdk/tree/main/languages/node) Node.js client SDK to fetch secrets back to your Node application on demand.
 
 ## Project Setup
 
@@ -17,13 +17,11 @@ To begin, we need to set up a project in Infisical and add secrets to an environ
 
 2. Add a secret to the development environment of this project so we can pull it back for local development. In the **Secrets Overview** page, press **Explore Development** and add a secret with the key `NAME` and value `YOUR_NAME`.
 
-### Create an Infisical Token
+### Create a Machine Identity
 
-Now that we've created a project and added a secret to its development environment, we need to provision an Infisical Token that our Node application can use to access the secret.
+Now that we've created a project and added a secret to its development environment, we need to configure an Infisical Machine Identity that our Node application can use to access the secret.
 
-1. Head to the **Project Settings > Service Tokens** and press **Add New Token**. 
-2. Call the token anything like **My App Token** and select **Development** under **Environment**.
-3. Copy the token and keep it handy.
+- [How to setup machine identities](/documentation/platform/identities/overview)
 
 
 ## Create a Node app
@@ -41,27 +39,43 @@ npm init -y
 Install `express` and [infisical-node](https://github.com/Infisical/infisical-node), the client Node SDK for Infisical.
 
 ```console
-npm install express infisical-node
+npm install express @infisical/sdk
 ```
 
 Finally, create an index.js file containing the application code.
 
 ```js
-const express = require("express");
+const express = require('express');
+const { InfisicalClient, LogLevel } = require("@infisical/sdk");
+
 const app = express();
+
 const PORT = 3000;
 
 const client = new InfisicalClient({
-    token: "YOUR_INFISICAL_TOKEN"
+    clientId: "YOUR_CLIENT_ID",
+    clientSecret: "YOUR_CLIENT_SECRET",
+    logLevel: LogLevel.Error
 });
 
 app.get("/", async (req, res) => {
-    const name = (await client.getSecret("NAME")).secretValue;
-    res.send(`Hello, ${name}!`);
+    // access value
+
+    const name = await client.getSecret({
+        environment: "dev",
+        projectId: "PROJECT_ID",
+        path: "/",
+        type: "shared",
+        secretName: "NAME"
+    });
+
+    res.send(`Hello! My name is: ${name.secretValue}`);
 });
 
-app.listen(PORT, () => {
-    console.log(`Example app listening on port ${PORT}`);
+app.listen(PORT, async () => {
+    // initialize client
+
+    console.log(`App listening on port ${port}`);
 });
 ```
 
@@ -82,13 +96,6 @@ At this stage, you know how to fetch secrets from Infisical back to your Node ap
 ## FAQ
 
 <AccordionGroup>
-    <Accordion title="Are my secrets exposed in transit every time the SDK fetches them?">
-        No. Infisical uses end-to-end encryption which ensures that secrets are always encrypted in transit
-        and decrypted on the client side. In fact, not even the server can decrypt your secrets (unless 
-        that permission is explicitly granted from within the platform).
-
-        Check out the [security guide](/security/overview).
-    </Accordion>
     <Accordion title="Isn't it inefficient if my app makes a request every time it needs a secret?">
         The client SDK caches every secret and implements a 5-minute waiting period before
         re-requesting it. The waiting period can be controlled by setting the `cacheTTL` parameter at
@@ -98,10 +105,6 @@ At this stage, you know how to fetch secrets from Infisical back to your Node ap
         The SDK caches every secret and falls back to the cached value if a request fails. If no cached
         value ever-existed, the SDK falls back to whatever value is on `process.env`.
     </Accordion>
-    <Accordion title="Can I still use process.env with the SDK?">
-        Yes. If no `token` parameter is passed in at the time of initializing the client or nothing is found when requesting for a secret,
-        then the SDK falls back to whatever value is on `process.env`.
-    </Accordion>
     <Accordion title="What's the point if I still have to manage a token for the SDK?">
         The token enables the SDK to authenticate with Infisical to fetch back your secrets.
         Although the SDK requires you to pass in a token, it enables greater efficiency and security
@@ -118,4 +121,4 @@ At this stage, you know how to fetch secrets from Infisical back to your Node ap
 
 See also:
 
-- Explore the [Node SDK](https://github.com/Infisical/infisical-node)
+- Explore the [Node SDK](https://github.com/Infisical/sdk/tree/main/languages/node)