docs(contributing): Add devcontainer/cli as alternative method (#6343)

CONTRIBUTING.md

@@ -71,6 +71,12 @@ If you want to use Docker:
 - Install the [Dev Containers](https://marketplace.visualstudio.com/items?itemName=ms-vscode-remote.remote-containers) extension in your VSCode.
 - Once installed you will be prompted to 'Reopen the folder to develop in a container [learn more](https://code.visualstudio.com/docs/devcontainers/containers) or Clone repository in Docker volume for [better I/O performance](https://code.visualstudio.com/docs/devcontainers/containers#_quick-start-open-a-git-repository-or-github-pr-in-an-isolated-container-volume)'. If you're not prompted, you can run the `Dev Containers: Open Folder in Container` command from the [VSCode Command Palette](https://code.visualstudio.com/docs/getstarted/userinterface#_command-palette).
 
+Alternatively you can use [devcontainers/cli](https://github.com/devcontainers/cli):
+
+- Install devcontainers following their documentation.
+- In your terminal navigate to the Qwik's project root directory.
+- Then run `devcontainer up --workspace-folder .`. This command will start a Docker container with all required environment dependencies.
+
 If you want to use Nix:
 
 - Install [Nix](https://nixos.org/download.html) on your machine and enable flakes. The [DetSys installer](https://github.com/DeterminateSystems/nix-installer) makes that easy.