chore: Add dependabot config (#48)

* Add dependabot config checking weekly for github action updates

* Add dependabot config for the lamdbas to check for updates

Author: marcofranssen

.github/dependabot.yml

@@ -0,0 +1,28 @@
+# 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://help.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    # Workflow files stored in the
+    # default location of `.github/workflows`
+    directory: "/"
+    schedule:
+      interval: "weekly"
+
+  - package-ecosystem: "npm"
+    directory: "/modules/runner-binaries-syncer/lambdas/runner-binaries-syncer"
+    schedule:
+      interval: "weekly"
+
+  - package-ecosystem: "npm"
+    directory: "/modules/webhook/lambdas/webhook"
+    schedule:
+      interval: "weekly"
+
+  - package-ecosystem: "npm"
+    directory: "/modules/runners/lambdas/runners"
+    schedule:
+      interval: "weekly"