Create Dependabot config file

.github/dependabot.yml

@@ -1,14 +1,15 @@
-# 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: "npm" # See documentation for possible values
-    directory: "/" # Location of package manifests
-    schedule:
-      interval: "monthly"
-      day: "monday"
-    allow: "production"
-    open-pull-requests-limit: 5
+- package-ecosystem: npm
+  directory: "/"
+  schedule:
+    interval: weekly
+  ignore:
+  - dependency-name: "@types/node"
+    versions:
+    - ">= 13.a"
+    - "< 14"
+  - dependency-name: "@types/node"
+    versions:
+    - ">= 14.a"
+    - "< 15"