Add series field to blog posts

config/default/field.storage.node.field_series.yml

@@ -0,0 +1,20 @@
+uuid: 27708079-5d79-45ba-90f3-41c5303c2490
+langcode: en
+status: true
+dependencies:
+  module:
+    - node
+    - taxonomy
+id: node.field_series
+field_name: field_series
+entity_type: node
+type: entity_reference
+settings:
+  target_type: taxonomy_term
+module: core
+locked: false
+cardinality: -1
+translatable: true
+indexes: {  }
+persist_with_no_fields: false
+custom_storage: false