feat: add market data controller

app/controllers/api/v1/market_data_controller.rb

@@ -0,0 +1,9 @@
+module Api
+  module V1
+    class MarketDataController < ApplicationController
+      def show
+
+      end
+    end
+  end
+end

config/routes.rb

@@ -28,6 +28,7 @@
       resources :dao_contract_transactions, only: :show
       resources :address_dao_transactions, only: :show
       resources :dao_depositors, only: :index
+      resources :market_data, only: :show
     end
   end
 

test/controllers/api/v1/market_data_controller_test.rb

@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class Api::V1::MarketDataControllerTest < ActionDispatch::IntegrationTest
+  # test "the truth" do
+  #   assert true
+  # end
+end