Added client custom inspection

Necessary to reduce verbosity of output when inspecting the client.

Milestone: minor

lib/trmnl/api/client.rb

@@ -1,5 +1,7 @@
 # frozen_string_literal: true
 
+require "inspectable"
+
 module TRMNL
   module API
     # Provides the primary client for making API requests.
@@ -14,6 +16,14 @@ module TRMNL
         endpoint_setup: :setup
       ]
 
+      include Inspectable[
+        endpoint_current_screen: :class,
+        endpoint_display: :class,
+        endpoint_firmware: :class,
+        endpoint_log: :class,
+        endpoint_setup: :class
+      ]
+
       def initialize(**)
         super
         yield settings if block_given?

spec/lib/trmnl/api/client_spec.rb

@@ -75,4 +75,16 @@ RSpec.describe TRMNL::API::Client do
       expect(client.setup(id: "abc")).to have_received(:call).with(id: "abc")
     end
   end
+
+  describe "#inspect" do
+    it "answers endpoint classes" do
+      expect(client.inspect).to include(
+        "@endpoint_current_screen=TRMNL::API::Endpoints::CurrentScreen, " \
+        "@endpoint_display=TRMNL::API::Endpoints::Display, " \
+        "@endpoint_firmware=TRMNL::API::Endpoints::Firmware, " \
+        "@endpoint_log=TRMNL::API::Endpoints::Log, " \
+        "@endpoint_setup=TRMNL::API::Endpoints::Setup, "
+      )
+    end
+  end
 end