Clarifying required setup

Because we don't want people using Docker

doc/user/duo_workflow/_index.md

@@ -49,7 +49,7 @@ Workflow:
 
 ## Prerequisites
 
-Before you can use Duo Workflow, you must:
+Before you can use Workflow, you must:
 
 - [Install Visual Studio Code](https://code.visualstudio.com/download) (VS Code).
 - [Set up the GitLab Workflow extension for VS Code](https://marketplace.visualstudio.com/items?itemName=GitLab.gitlab-workflow#setup). Minimum version 5.16.0.
@@ -63,7 +63,7 @@ Before you can use Duo Workflow, you must:
   - The repository you want to work with should be small or medium-sized.
     Workflow can be slow or fail for large repositories.
 
-To isolate GitLab Duo Workflow in a Docker container, you must complete the [Docker setup](docker_set_up.md). This is not the preferred method to run Duo Workflow.
+To isolate GitLab Duo Workflow in a Docker container, you must complete the [Docker setup](docker_set_up.md). This is not the preferred method to run Workflow.
 
 ## Use Workflow in VS Code
 

doc/user/duo_workflow/docker_set_up.md

@@ -2,7 +2,7 @@
 stage: AI-powered
 group: Duo Workflow
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://handbook.gitlab.com/handbook/product/ux/technical-writing/#assignments
-title: Set up Docker for GitLab Duo Workflow
+title: Set up Docker for GitLab Duo Workflow (optional)
 ---
 
 {{< details >}}
@@ -22,6 +22,8 @@ This feature is considered [experimental](../../policy/development_stages_suppor
 Use the following guide to set up GitLab Duo Workflow with Docker.
 
 This is not the preferred method to run Workflow.
+If you have VS Code and at least version 5.16.0 of the GitLab Workflow extension for VS Code,
+you can use Workflow. For more information, see [the prerequisites](_index.md#prerequisites).
 
 ## Install Docker and set the socket file path