Add working configuration from initial install, plus agarica theme enablement

config/sync/pathauto.pattern.group_membership.yml

@@ -0,0 +1,25 @@
+uuid: afa43d2a-79ab-4c9d-addd-8d508c8e2783
+langcode: en
+status: true
+dependencies:
+  module:
+    - ctools
+    - group
+_core:
+  default_config_hash: ZMCqMCg0V4QeMIiD5IzF3nl9Q8FvDzqJ73Y0HV6tjJc
+id: group_membership
+label: 'Group membership'
+type: 'canonical_entities:group_content'
+pattern: 'group/[group_content:group:title]/[group_content:pretty-path-key]/[group_content:id]'
+selection_criteria:
+  eda525a1-cded-4cea-acdc-dfa809d5255e:
+    id: 'entity_bundle:group_content'
+    bundles:
+      group-group_membership: group-group_membership
+    negate: false
+    context_mapping:
+      group_content: group_content
+    uuid: eda525a1-cded-4cea-acdc-dfa809d5255e
+selection_logic: and
+weight: -5
+relationships: {  }