Added finding configuration file and allowing cloud authentication.

google-ads-ruby.code-workspace

@@ -0,0 +1,8 @@
+{
+	"folders": [
+		{
+			"path": "."
+		}
+	],
+	"settings": {}
+}

google_ads_config.rb

@@ -35,7 +35,7 @@
   # project instead of developer token to determine your Google Ads API access levels.
   # Use this flag only if you are enrolled into a limited pilot that supports
   # this configuration.
-  # c.use_cloud_org_for_api_access = false
+  c.use_cloud_org_for_api_access = false
 
   # You can also authenticate using a service account. If "keyfile" is
   # specified below, then service account authentication will be assumed and

lib/google/ads/google_ads/google_ads_client.rb

@@ -110,6 +110,10 @@ def load_environment_config
           # Client library-specific variables
           @config.log_level = ENV.fetch("GOOGLE_ADS_RUBY_LOG_LEVEL", @config.log_level)
           @config.http_proxy = ENV.fetch("GOOGLE_ADS_RUBY_HTTP_PROXY", @config.http_proxy)
+          @config.use_cloud_org_for_api_access = ENV.fetch("GOOGLE_ADS_USE_CLOUD_ORG_FOR_API_ACCESS", @config.use_cloud_org_for_api_access)
+          if @config.use_cloud_org_for_api_access.is_a?(String)
+            @config.use_cloud_org_for_api_access = @config.use_cloud_org_for_api_access.downcase == "true"
+          end
         end
 
         # Return a service for the provided entity type. For example, passing