Update yarn.lock, package-lock; add Dependabot

Author: wesley-dean

.github/dependabot.yml

@@ -0,0 +1,24 @@
+---
+version: 2
+updates:
+  - package-ecosystem: "github-actions" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "weekly"
+    groups:
+      minor-and-patch:
+        applies-to: version-updates
+        update-types:
+          - "minor"
+          - "patch"
+
+  - package-ecosystem: "npm" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "weekly"
+    groups:
+      minor-and-patch:
+        applies-to: version-updates
+        update-types:
+          - "minor"
+          - "patch"

.gitignore

@@ -1,3 +1,3 @@
 node_modules/
 _site/
-package-lock.json
+*~