Add working configuration from initial install, plus agarica theme enablement

config/sync/group.type.group.yml

@@ -0,0 +1,12 @@
+uuid: 4b8702d5-a1b5-4b37-a666-57d415069138
+langcode: en
+status: true
+dependencies: {  }
+_core:
+  default_config_hash: 6OEXZr1hw6HF6QkCRpk6tdR572H0HNrNciPZIv-qb_E
+id: group
+label: Group
+description: 'Basic group type that can be classified by a group type vocabulary.'
+creator_membership: true
+creator_wizard: true
+creator_roles: {  }