Add playground preview

Author: bsatarnejad

app/components/primer/open_project/inline_message.html.erb

@@ -1,4 +1,4 @@
 <%= render(Primer::BaseComponent.new(**@system_arguments)) do %>
   <%= render(Primer::Beta::Octicon.new(**@icon_arguments)) %>
   <%= content %>
-<% end %>
+<% end %>

previews/primer/open_project/inline_message_preview.rb

@@ -7,6 +7,16 @@ class InlineMessagePreview < ViewComponent::Preview
       # @snapshot
       def default
       end
+
+      # @label Playground
+      # @param scheme [Symbol] select [warning, success]
+      # @param size [Symbol] select [small, medium]
+      def playground(
+        scheme: :warning,
+        size: :medium
+      )
+        render_with_template(locals: { scheme: scheme, size: size })
+      end
     end
   end
 end

previews/primer/open_project/inline_message_preview/playground.html.erb

@@ -0,0 +1,5 @@
+<%= render(Primer::OpenProject::InlineMessage.new(scheme: scheme, size: size)) do %>
+  <%= render(Primer::Beta::Text.new(tag: :p)) do %>
+    <%= render(Primer::Beta::Text.new(tag: :strong).with_content("It is an inline message")) %>
+  <% end %>
+<% end %>