Add links to install Docker Engine without desktop GUI; Improve wording

Author: eliot-akira

docs/pages/guides/plugin-upgrade.md

@@ -106,7 +106,7 @@ If copying from the example plugin, update the file contents as needed. Examples
 
 ## Vendor dependencies
 
-In the new setup, Composer is only used for dev dependencies needed for testing.
+In the new setup, by default Composer is only used for dev dependencies needed for testing.
 
 ```json
 {

docs/pages/server/docker.md

@@ -1,6 +1,17 @@
 # Docker
 
-[Docker](https://docs.docker.com/engine/install/) is used to manage containers, which are isolated virtual environments for running software.
+[Docker](https://docker.com) is used to manage containers, which are isolated virtual environments for running software stacks.
+
+## Install
+
+Install Docker Engine by following the [install instructions](https://docs.docker.com/engine/install/).
+
+For Windows and macOS, you can install Docker Desktop (GUI app) which includes the engine; or choose a more technical way to install the engine by itself.
+
+- [Docker on Windows WSL2 without Docker Desktop](https://rmauro.dev/run-docker-on-wsl2-without-docker-desktop/)
+- [How to use docker engine without Docker Desktop on macOS with Colima](https://aalonso.dev/blog/2024/how-to-use-docker-engine-without-docker-desktop-macos-colima)
+
+There are other container solutions, such as Podman and Apple's Container.
 
 ## Commands
 

docs/pages/setup.md

@@ -5,7 +5,7 @@
 Here is an example of a local development setup.
 
 - Laptop with at least 16GB memory
-- Operating system: GNU/Linux, macOS, Windows Subsystem for Linux (WSL)
+- Operating system: GNU/Linux, macOS, [Windows Subsystem for Linux](https://learn.microsoft.com/en-us/windows/wsl/install)
 - Browser: [Firefox](https://www.mozilla.org/en-US/firefox/new/), Chromium, Safari 
 - Editor: [Visual Studio Code](https://code.visualstudio.com/), Vim, Emacs
 - Git GUI: [Source Git](https://sourcegit-scm.github.io/)
@@ -20,9 +20,8 @@ The following software is required for the projects in the documentation.
 Optionally, some projects or tasks may depend on:
 
 - [Bash](https://en.wikipedia.org/wiki/Bash_(Unix_shell)) compatible shell and [POSIX](https://en.wikipedia.org/wiki/List_of_POSIX_commands) (Portable Operating System Interface) commands
-- [Docker Engine](https://docs.docker.com/engine/) for containerization
+- [Docker Engine](/server/docker/) for containerization
 
 ## References
 
 - [Block Editor Handbook: Node.js development environment](https://developer.wordpress.org/block-editor/getting-started/devenv/nodejs-development-environment/)
-