Avoid loading ViewComponent::Base during initialization

It forces ActionView::Base to load, which is against Rails' engine
guidelines https://edgeguides.rubyonrails.org/engines.html#load-and-configuration-hooks

lib/view_component/base.rb

@@ -20,8 +20,9 @@ class << self
       delegate(*ViewComponent::Config.defaults.keys, to: :config)
 
       def config
-        @config ||= ViewComponent::Config.defaults
+        @config ||= ActiveSupport::OrderedOptions.new
       end
+      attr_writer :config
     end
 
     include ViewComponent::ContentAreas

lib/view_component/engine.rb

@@ -1,11 +1,11 @@
 # frozen_string_literal: true
 
 require "rails"
-require "view_component/base"
+require "view_component/config"
 
 module ViewComponent
   class Engine < Rails::Engine # :nodoc:
-    config.view_component = ViewComponent::Base.config
+    config.view_component = ViewComponent::Config.defaults
 
     rake_tasks do
       load "view_component/rails/tasks/view_component.rake"
@@ -14,9 +14,6 @@ class Engine < Rails::Engine # :nodoc:
     initializer "view_component.set_configs" do |app|
       options = app.config.view_component
 
-      %i[generate preview_controller preview_route show_previews_source].each do |config_option|
-        options[config_option] ||= ViewComponent::Base.public_send(config_option)
-      end
       options.instrumentation_enabled = false if options.instrumentation_enabled.nil?
       options.render_monkey_patch_enabled = true if options.render_monkey_patch_enabled.nil?
       options.show_previews = Rails.env.development? || Rails.env.test? if options.show_previews.nil?
@@ -40,6 +37,8 @@ class Engine < Rails::Engine # :nodoc:
 
     initializer "view_component.enable_instrumentation" do |app|
       ActiveSupport.on_load(:view_component) do
+        Base.config = app.config.view_component
+
         if app.config.view_component.instrumentation_enabled.present?
           # :nocov:
           ViewComponent::Base.prepend(ViewComponent::Instrumentation)