nit: rm cmd file, add docci-os=windows

Author: reecepbcups

.github/workflows/docci.yml

@@ -29,11 +29,6 @@ jobs:
     - name: Install Ubuntu packages
       run: sudo apt-get update && sudo apt-get install bash make jq
 
-    - uses: actions/setup-node@v4
-      name: Install Node.js
-      with:
-        node-version: 21
-
     - name: Setup go
       uses: actions/setup-go@v4
       with:
@@ -48,7 +43,6 @@ jobs:
         sudo chmod +x /usr/local/bin/docci
         rm docci.tar.gz
 
-
     - name: setup & install spawn
       run: docci run docs/versioned_docs/version-v0.50.x/01-setup/docci_config.json
 

cmd.md

@@ -61,7 +61,7 @@ Install [VSCode](https://code.visualstudio.com/download) if you do not already h
 
   <TabItem value="windows" label="Windows (WSL)" default>
 
-  ```bash
+  ```bash docci-os=windows
   # Install WSL in powershell
   wsl --install