Setup dependabot

.github/dependabot.yml

@@ -0,0 +1,21 @@
+# Basic set up for three package managers
+
+version: 2
+updates:
+  # Maintain dependencies for GitHub Actions
+  - package-ecosystem: "github-actions"
+    # Workflow files stored in the default location of `.github/workflows`. (You don't need to specify `/.github/workflows` for `directory`. You can use `directory: "/"`.)
+    directory: "/"
+    schedule:
+      interval: "weekly"
+
+  # Maintain dependencies for npm
+  - package-ecosystem: "npm"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+
+    groups:
+      everything:
+        patterns:
+          - "*"