Enhance routing configuration for admin features

- Added PgHero engine mount to the admin routes for database performance monitoring.
- Can access log entries page from outside VPN connection

config/routes.rb

@@ -65,12 +65,14 @@ Rails.application.routes.draw do
 
   authenticate :user, ->(user) { user.admin? } do
     mount GoodJob::Engine => "jobs"
-    match "grafana(/*path)", to: "admin/proxy#grafana", via: :all, as: :grafana
-    match "prometheus(/*path)", to: "admin/proxy#prometheus", via: :all, as: :prometheus
-  end
-
-  scope constraints: VpnOnlyRouteConstraint.new do
     mount PgHero::Engine => "pghero"
+
+    match "grafana(/*path)", to: "admin/proxy#grafana", via: :all, as: :grafana
+    match "prometheus(/*path)",
+          to: "admin/proxy#prometheus",
+          via: :all,
+          as: :prometheus
+
     namespace :api do
       get "search/user/:prefix", to: "search#user"