Add change log in investment participatory budget

app/controllers/admin/budget_investments_controller.rb

@@ -2,17 +2,19 @@ class Admin::BudgetInvestmentsController < Admin::BaseController
   include FeatureFlags
   include CommentableActions
   include DownloadSettingsHelper
+  include ChangeLogHelper
 
   feature_flag :budgets
 
   has_orders %w[oldest], only: [:show, :edit]
   has_filters %w[all], only: [:index, :toggle_selection]
 
-  before_action :load_budget
+  before_action :load_budget, except: :show_investment_log
   before_action :load_investment, only: [:show, :edit, :update, :toggle_selection]
   before_action :load_ballot, only: [:show, :index]
   before_action :parse_valuation_filters
   before_action :load_investments, only: [:index, :toggle_selection]
+  before_action :load_change_log, only: [:show]
 
   def index
     respond_to do |format|
@@ -129,4 +131,8 @@ class Admin::BudgetInvestmentsController < Admin::BaseController
         end
       end
     end
+
+    def load_change_log
+      @logs = Budget::Investment::ChangeLog.by_investment(@investment.id)
+    end
 end