Added primary Object API

Necessary to obtain an API client with access to all endpoints.

Milestone: minor

lib/trmnl/api.rb

@@ -18,5 +18,7 @@ module TRMNL
     def self.loader registry = Zeitwerk::Registry
       @loader ||= registry.loaders.find { |loader| loader.tag == "trmnl-api" }
     end
+
+    def self.new(&) = Client.new(&)
   end
 end

spec/lib/trmnl/api_spec.rb

@@ -13,4 +13,27 @@ RSpec.describe TRMNL::API do
       expect(described_class.loader.tag).to eq("trmnl-api")
     end
   end
+
+  describe ".new" do
+    include_context "with application dependencies"
+
+    it "configures client" do
+      described_class.new do |settings|
+        settings.content_type = "application/json"
+        settings.uri = "https://api.test.io"
+      end
+
+      expect(settings).to eq(
+        TRMNL::API::Configuration::Content[
+          content_type: "application/json",
+          uri: "https://api.test.io"
+        ]
+      )
+    end
+
+    it "answers client" do
+      described_class.new
+      expect(described_class.new).to be_a(TRMNL::API::Client)
+    end
+  end
 end