Add working configuration from initial install, plus agarica theme enablement

config/sync/field.field.group.group.field_group_summary.yml

@@ -0,0 +1,23 @@
+uuid: 7af4e709-8375-428d-aaf3-a12f10130558
+langcode: en
+status: true
+dependencies:
+  config:
+    - field.storage.group.field_group_summary
+    - group.type.group
+  module:
+    - text
+_core:
+  default_config_hash: 7TKUMBmS6z0QB6KOz9_H_BDWDD0suh-RclwqNRorvHw
+id: group.group.field_group_summary
+field_name: field_group_summary
+entity_type: group
+bundle: group
+label: Summary
+description: 'Add a brief description of your group that will appear on the listing page for all groups.'
+required: true
+translatable: false
+default_value: {  }
+default_value_callback: ''
+settings: {  }
+field_type: text_long