Add working configuration from initial install, plus agarica theme enablement

config/sync/node.type.blog.yml

@@ -0,0 +1,20 @@
+uuid: 8c390126-ad41-4523-beb5-dc28b7909b38
+langcode: en
+status: true
+dependencies:
+  module:
+    - menu_ui
+third_party_settings:
+  menu_ui:
+    available_menus:
+      - main
+    parent: 'main:'
+_core:
+  default_config_hash: 2tOuWCHTBNQL6qHpVU0Fp4sBGevWZAkXhAaPBu3HyN8
+name: Blog
+type: blog
+description: 'Use <em>blog</em> for personal or journal-like posts.'
+help: ''
+new_revision: false
+preview_mode: 1
+display_submitted: true