Merge pull request #368 from shikorism/chore/install-depandabot

dependabotのセットアップ

.github/dependabot.yml

@@ -0,0 +1,14 @@
+version: 2
+updates:
+
+  # Maintain dependencies for npm
+  - package-ecosystem: "npm"
+    directory: "/"
+    schedule:
+      interval: "daily"
+
+  # Maintain dependencies for Composer
+  - package-ecosystem: "composer"
+    directory: "/"
+    schedule:
+      interval: "daily"