Se agregan anotaciones a propuestas existentes

app/controllers/annotations_controller.rb

@@ -0,0 +1,19 @@
+class AnnotationsController < ApplicationController
+  skip_before_action :verify_authenticity_token
+  load_and_authorize_resource
+
+  def create
+    @annotation = Annotation.new(annotation_params)
+    if @annotation.save
+      render json: @annotation.to_json
+    end
+  end
+
+  private
+  def annotation_params
+    params
+      .require(:annotation)
+      .permit(:quote, :text, ranges: [:start, :startOffset, :end, :endOffset])
+      .merge(proposal_id: params[:proposal_id])
+  end
+end