Add stub of RSS teaser work

config/sync/core.entity_view_display.node.blog.rss_teaser.yml

@@ -0,0 +1,56 @@
+uuid: d29088c7-133a-4d1b-8ff0-ec4e84315a37
+langcode: en
+status: true
+dependencies:
+  config:
+    - core.entity_view_mode.node.rss_teaser
+    - field.field.node.blog.body
+    - field.field.node.blog.comment
+    - field.field.node.blog.field_authors
+    - field.field.node.blog.field_body_paragraph
+    - field.field.node.blog.field_image
+    - field.field.node.blog.field_meta_tags
+    - field.field.node.blog.field_summary
+    - field.field.node.blog.field_tags
+    - field.field.node.blog.field_topics
+    - node.type.blog
+  module:
+    - ds
+    - user
+third_party_settings:
+  ds:
+    layout:
+      id: ds_1col
+      library: null
+      disable_css: false
+      entity_classes: all_classes
+      settings:
+        wrappers:
+          ds_content: div
+        outer_wrapper: div
+        attributes: ''
+        link_attribute: ''
+        link_custom: ''
+        classes:
+          layout_class: {  }
+    regions: {  }
+_core:
+  default_config_hash: e8yvfhoZmb_vDdkLtsMVv8u8XKzSRihmLtMph3nm6rM
+id: node.blog.rss_teaser
+targetEntityType: node
+bundle: blog
+mode: rss_teaser
+content: {  }
+hidden:
+  body: true
+  comment: true
+  field_authors: true
+  field_body_paragraph: true
+  field_image: true
+  field_meta_tags: true
+  field_summary: true
+  field_tags: true
+  field_topics: true
+  indieweb_bridgypublishtwitter: true
+  indieweb_syndication: true
+  links: true