Update src/content/docs/en/reference/container-reference.mdx

Co-authored-by: Sarah Rainsberger <[email protected]>

src/content/docs/en/reference/container-reference.mdx

@@ -90,6 +90,7 @@ When the container is called at runtime, or inside other "shells", the `astro:co
 
 Server renderers are required to build your project, and must be stored in the container for every framework used. Client renderers are additionally needed to any hydrate client-side components using [`client:*` directives](/en/reference/directives-reference/#client-directives).
 
+Only one import statement is needed per framework. Importing a renderer makes both the server and client renderers available to your container. However, **server renderers must be added to your container before client renderers**. This allows your entire container to render first, and then hydrate any interactive components.
 
 The following example manually imports the necessary server renderers to be able to display static Vue components and `.mdx` pages. It additionally adds both server and client renderers for interactive React components.