Add caution about pnpm and Strapi Cloud

Author: pwizla

docusaurus/docs/cms/installation/cli.md

@@ -80,6 +80,10 @@ Follow the steps below to create a new Strapi project, being sure to use the app
 
     <TabItem value="pnpm" label="pnpm">
 
+    :::caution
+    You might have issues with projects created with pnpm on Strapi Cloud. Strapi Cloud does not support pnpm yet, so it's recommended to use yarn or npm if you plan to eventually host your project on Strapi Cloud.
+    :::
+
     ```bash
     pnpm create strapi
     ```