added buildings data for frontentd

app/controllers/spaces_controller.rb

@@ -1,8 +1,17 @@
 class SpacesController < ApplicationController
 	def index
+		buildings = Building.all.collect do |building|
+			{
+				"building-title" => building.title,
+				"building-image" => building.image.url,
+				"alt-title" => building.title
+			}
+		end
+
 		{
+			"buildings" => buildings,
 			"extra" => {
-				
+
 			}
 		}
 	end