feat: Prevent suspended users uploading media

src/api/client/media.rs

@@ -52,6 +52,9 @@ pub(crate) async fn create_content_route(
 	body: Ruma<create_content::v3::Request>,
 ) -> Result<create_content::v3::Response> {
 	let user = body.sender_user.as_ref().expect("user is authenticated");
+	if services.users.is_suspended(user).await? {
+		return Err!(Request(UserSuspended("You cannot perform this action while suspended.")));
+	}
 
 	let filename = body.filename.as_deref();
 	let content_type = body.content_type.as_deref();