feat: cargar el formulario del post sin decoración

app/controllers/posts_controller.rb

@@ -40,6 +40,22 @@ class PostsController < ApplicationController
     render layout: false
   end
 
+  # El formulario de un Post, si pasamos el uuid, estamos editando, sino
+  # estamos creando.
+  def form
+    uuid = params.permit(:uuid).try(:[], :uuid)
+
+    @post =
+      if uuid.present?
+        site.indexed_posts.find_by!(post_id: uuid).post
+      else
+        # @todo Usar la base de datos
+        site.posts(lang: locale).build(layout: params.require(:layout))
+      end
+
+    render layout: false
+  end
+
   def index
     authorize Post
 

app/views/posts/form.haml

@@ -0,0 +1,7 @@
+-#
+  El formulario sin ninguna decoración, para incluir dentro de otros
+  elementos.
+
+  @param :site [Site]
+  @param :post [Post]
+= render 'posts/form', site: @site, post: @post

config/routes.rb

@@ -103,6 +103,7 @@ Rails.application.routes.draw do
         get :'posts/new_array', to: 'posts#new_array'
         get :'posts/new_array_value', to: 'posts#new_array_value'
         get :'posts/new_related_post', to: 'posts#new_related_post'
+        get :'posts/form', to: 'posts#form'
 
         resources :posts do
           get 'p/:page', action: :index, on: :collection