chore: update dependabot.yml to support monorepo structure (#86)

.github/dependabot.yml

@@ -1,21 +1,21 @@
 version: 2
 updates:
-  # Maintain dependencies for npm
+  # Maintain dependencies for npm.
   - package-ecosystem: 'npm'
-    # Files stored in repository root
-    directory: '/'
+    # Specify all directories from the current layer and below recursively, using globstar, for locations of manifest files.
+    directories:
+      - '**/*'
     ignore:
       - dependency-name: 'eslint'
         versions: ['9']
     schedule:
-      interval: 'weekly'
-      day: 'monday'
+      interval: 'daily'
       time: '10:00'
       timezone: 'Asia/Seoul'
     pull-request-branch-name:
       separator: '-'
 
-  # Maintain dependencies for GitHub Actions
+  # Maintain dependencies for GitHub Actions.
   - package-ecosystem: 'github-actions'
     # Workflow files stored in the default location of `.github/workflows`. (You don't need to specify `/.github/workflows` for `directory`. You can use `directory: "/"`.)
     directory: '/'