Update apps/site/pages/en/learn/command-line/how-to-read-environment-variables-from-nodejs.md

Co-authored-by: Aviv Keller <me@aviv.sh>
Signed-off-by: YCM Jason <me@ycmjason.com>

Author: ycmjason

apps/site/pages/en/learn/command-line/how-to-read-environment-variables-from-nodejs.md

@@ -71,6 +71,8 @@ Node.js provides a built-in API to load `.env` files directly from your code: [`
 
 This method loads variables from a `.env` file into `process.env`, similar to how the `--env-file` flag works — but can be invoked programmatically.
 
+Because this method is invoked post-initialization, the setting of startup-related environment variables (i.e. `NODE_OPTIONS`) has no effect on the process (however, these variables can still be accessed via `process.env`).
+
 ### Example
 
 ```env