tune dependabot

Author: odacremolbap

.github/dependabot.yml

@@ -1,11 +1,20 @@
-# To get started with Dependabot version updates, you'll need to specify which
-# package ecosystems to update and where the package manifests are located.
-# Please see the documentation for all configuration options:
-# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+# Dependabot configuration
+#
+# For more information, please refer to:
+#   https://docs.github.com/en/code-security/dependabot/dependabot-version-updates
 
 version: 2
+
 updates:
-  - package-ecosystem: "" # See documentation for possible values
-    directory: "/" # Location of package manifests
-    schedule:
-      interval: "weekly"
+
+# Maintain Go modules
+- package-ecosystem: gomod
+  directory: /
+  schedule:
+    interval: weekly
+
+# Maintain dependencies for GitHub Actions
+- package-ecosystem: github-actions
+  directory: /
+  schedule:
+    interval: weekly