add missing tests and docs for asset calls

lib/lunchmoney/api.rb

@@ -208,6 +208,16 @@ def budget_calls
     # @example [Get All Assets](https://lunchmoney.dev/#get-all-assets)
     #   api = LunchMoney::Api.new
     #   api.assets
+    # @example [Create Asset](https://lunchmoney.dev/#create-asset)
+    #   api = LunchMoney::Api.new
+    #   api.create_asset(
+    #     type_name: "cash",
+    #     name: "Create Asset Test",
+    #     balance: "10.00",
+    #   )
+    # @example [Update Asset](https://lunchmoney.dev/#update-asset)
+    #   api = LunchMoney::Api.new
+    #   api.update_asset(93746, balance: "99.99")
     sig { returns(LunchMoney::Calls::Base) }
     def asset_calls
       with_valid_api_key do

lib/lunchmoney/objects/asset.rb

@@ -35,6 +35,7 @@ class Asset < LunchMoney::Objects::Object
           "employee compensation",
           "other liability",
           "other asset",
+          "depository",
         ],
         T::Array[String],
       )

test/lunchmoney/calls/assets_test.rb

@@ -29,6 +29,48 @@ class AssetsTest < ActiveSupport::TestCase
 
         assert_kind_of(LunchMoney::Errors, api_call)
       end
+
+      test "create_asset returns an Asset object on success response" do
+        VCR.use_cassette("assets/create_asset_success") do
+          api_call = LunchMoney::Calls::Assets.new.create_asset(
+            type_name: "cash",
+            name: "Create Asset Test",
+            balance: "10.00",
+          )
+
+          assert_kind_of(LunchMoney::Objects::Asset, api_call)
+        end
+      end
+
+      test "create_asset returns an array of Error objects on error response" do
+        response = mock_faraday_lunchmoney_error_response
+        LunchMoney::Calls::Assets.any_instance.stubs(:post).returns(response)
+
+        api_call = LunchMoney::Calls::Assets.new.create_asset(
+          type_name: "cash",
+          name: "Create Asset Test",
+          balance: "10.00",
+        )
+
+        assert_kind_of(LunchMoney::Errors, api_call)
+      end
+
+      test "update_asset returns an Asset object on success response" do
+        VCR.use_cassette("assets/update_asset_success") do
+          api_call = LunchMoney::Calls::Assets.new.update_asset(93746, balance: "99.99")
+
+          assert_kind_of(LunchMoney::Objects::Asset, api_call)
+        end
+      end
+
+      test "update_asset returns an array of Error objects on error response" do
+        response = mock_faraday_lunchmoney_error_response
+        LunchMoney::Calls::Assets.any_instance.stubs(:put).returns(response)
+
+        api_call = LunchMoney::Calls::Assets.new.update_asset(93746, balance: "99.99")
+
+        assert_kind_of(LunchMoney::Errors, api_call)
+      end
     end
   end
 end