Added automatic updates by Dependabot

.github/dependabot.yml

@@ -0,0 +1,21 @@
+version: 2
+updates:
+
+  # Maintain dependencies for GitHub Actions
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      # Check for updates managed by GitHub Actions once a month
+      interval: "monthly"
+
+  # Maintain dependencies for npm
+  - package-ecosystem: "npm"
+    directory: "/"
+    schedule:
+      # Check for updates managed by npm once a month
+      interval: "monthly"
+    groups:
+      # Group together all dependencies in a single pull request
+      dependencies:
+        patterns:
+          - "*"