added markdown formatter

backend/views/index.ejs

@@ -28,7 +28,7 @@
         <% recipes.forEach(recipe => { %>
         <div class="recipe-card">
           <h2><%= recipe.title %></h2>
-          <p><%- recipe.content.replace(/\n/g, "<br />") %></p>
+          <div class="markdown"><%- recipe.content %></div>
         </div>
         <% }) %>
       </section>