Add first step of creating an Article

lib/outlook/articles.ex

@@ -6,7 +6,7 @@ defmodule Outlook.Articles do
   import Ecto.Query, warn: false
   alias Outlook.Repo
 
-  alias Outlook.Articles.Article
+  alias Outlook.Articles.{Article,RawHtmlInput}
 
   @doc """
   Returns the list of articles.
@@ -101,4 +101,8 @@ defmodule Outlook.Articles do
   def change_article(%Article{} = article, attrs \\ %{}) do
     Article.changeset(article, attrs)
   end
+
+  def change_raw_html_input(%RawHtmlInput{} = raw_html_input, attrs \\ %{}) do
+    RawHtmlInput.changeset(raw_html_input, attrs)
+  end
 end