Add a style to basic HTML

config/sync/editor.editor.basic_html.yml

@@ -38,18 +38,23 @@ settings:
           name: 'Block Formatting'
           items:
             - Format
+            - Styles
         -
           name: Tools
           items:
             - Source
   plugins:
+    language:
+      language_list: un
     stylescombo:
-      styles: ''
+      styles: 'p.subtitle.is-mono.is-4|Mono subtitle'
+    linebreaks:
+      method: force
 image_upload:
   status: true
   scheme: public
   directory: inline-images
   max_size: ''
   max_dimensions:
-    width: 0
-    height: 0
+    width: null
+    height: null

config/sync/filter.format.basic_html.yml

@@ -16,7 +16,7 @@ filters:
     status: true
     weight: -10
     settings:
-      allowed_html: '<a href hreflang> <em> <strong> <cite> <blockquote cite> <code> <ul type> <ol start type> <li> <dl> <dt> <dd> <h2 id> <h3 id> <h4 id> <h5 id> <h6 id> <p> <br> <span> <img src alt height width data-entity-type data-entity-uuid data-align data-caption>'
+      allowed_html: '<a href hreflang> <em> <strong> <cite> <blockquote cite> <code> <ul type> <ol start type> <li> <dl> <dt> <dd> <h2 id> <h3 id> <h4 id> <h5 id> <h6 id> <br> <span> <img src alt data-entity-type data-entity-uuid data-align data-caption width height> <p class="subtitle is-mono is-4">'
       filter_html_help: false
       filter_html_nofollow: false
   filter_align: