Change the default theme

config/default/block.block.abouttheauthor_2.yml

@@ -2,10 +2,7 @@ uuid: 43c851f2-4e05-4005-bd8a-c38bff6ffbd2
 langcode: en
 status: true
 dependencies:
-  content:
-    - 'block_content:basic_block:cec72fa5-49c4-428d-bf49-59b477c9e886'
   module:
-    - block_content
     - node
   theme:
     - stark

config/default/block.block.mainnavigation.yml

@@ -0,0 +1,25 @@
+uuid: 899f2bae-bde9-4bf2-80be-0bc9c08e7792
+langcode: en
+status: true
+dependencies:
+  config:
+    - system.menu.main
+  module:
+    - system
+  theme:
+    - stark
+id: mainnavigation
+theme: stark
+region: primary_menu
+weight: 0
+provider: null
+plugin: 'system_menu_block:main'
+settings:
+  id: 'system_menu_block:main'
+  label: 'Main navigation'
+  provider: system
+  label_display: '0'
+  level: 1
+  depth: 0
+  expand_all_items: false
+visibility: {  }

config/default/block.block.opdavies_abouttheauthor_2.yml

@@ -0,0 +1,30 @@
+uuid: a3a4c380-0449-4e0e-b53d-d739c6d94a9c
+langcode: en
+status: true
+dependencies:
+  module:
+    - node
+  theme:
+    - opdavies
+id: opdavies_abouttheauthor_2
+theme: opdavies
+region: content
+weight: 0
+provider: null
+plugin: 'block_content:cec72fa5-49c4-428d-bf49-59b477c9e886'
+settings:
+  id: 'block_content:cec72fa5-49c4-428d-bf49-59b477c9e886'
+  label: 'About the Author'
+  provider: block_content
+  label_display: visible
+  status: true
+  info: ''
+  view_mode: full
+visibility:
+  node_type:
+    id: node_type
+    bundles:
+      post: post
+    negate: false
+    context_mapping:
+      node: '@node.node_route_context:node'

config/default/block.block.opdavies_branding.yml

@@ -0,0 +1,25 @@
+uuid: 734abfa0-7611-49a6-bed7-4219ef6888dd
+langcode: en
+status: true
+dependencies:
+  module:
+    - system
+  theme:
+    - opdavies
+_core:
+  default_config_hash: fRKXNB91UxDvEMkzCR8ZBsawfC6Fqbme2gtobei3gu4
+id: opdavies_branding
+theme: opdavies
+region: header
+weight: 0
+provider: null
+plugin: system_branding_block
+settings:
+  id: system_branding_block
+  label: 'Site branding'
+  provider: system
+  label_display: '0'
+  use_site_logo: true
+  use_site_name: true
+  use_site_slogan: true
+visibility: {  }

config/default/block.block.opdavies_local_actions.yml

@@ -0,0 +1,20 @@
+uuid: 88a93adc-1b95-4008-8e39-71d3a62be67b
+langcode: en
+status: true
+dependencies:
+  theme:
+    - opdavies
+_core:
+  default_config_hash: PffmQ-ABSz5tFjWmVsR7NesunDnEivvopnJnBjl8KNE
+id: opdavies_local_actions
+theme: opdavies
+region: content
+weight: -2
+provider: null
+plugin: local_actions_block
+settings:
+  id: local_actions_block
+  label: 'Primary admin actions'
+  provider: core
+  label_display: '0'
+visibility: {  }

config/default/block.block.opdavies_local_tasks.yml

@@ -0,0 +1,22 @@
+uuid: c298066d-6e90-4a7f-89cd-c10a8fb2821b
+langcode: en
+status: true
+dependencies:
+  theme:
+    - opdavies
+_core:
+  default_config_hash: c-06bbElRY5sKmglk74ppgTW93Et4-EJFyNiUZMb8JY
+id: opdavies_local_tasks
+theme: opdavies
+region: content
+weight: -3
+provider: null
+plugin: local_tasks_block
+settings:
+  id: local_tasks_block
+  label: Tabs
+  provider: core
+  label_display: '0'
+  primary: true
+  secondary: true
+visibility: {  }

config/default/block.block.opdavies_mainnavigation.yml

@@ -0,0 +1,25 @@
+uuid: 6283b404-5d6e-474c-97db-ae819da114ca
+langcode: en
+status: true
+dependencies:
+  config:
+    - system.menu.main
+  module:
+    - system
+  theme:
+    - opdavies
+id: opdavies_mainnavigation
+theme: opdavies
+region: primary_menu
+weight: 0
+provider: null
+plugin: 'system_menu_block:main'
+settings:
+  id: 'system_menu_block:main'
+  label: 'Main navigation'
+  provider: system
+  label_display: '0'
+  level: 1
+  depth: 0
+  expand_all_items: false
+visibility: {  }

config/default/block.block.opdavies_mainpagecontent.yml

@@ -0,0 +1,20 @@
+uuid: 09d6e46d-c9f7-4497-ac2d-8cecb1affb9e
+langcode: en
+status: true
+dependencies:
+  module:
+    - system
+  theme:
+    - opdavies
+id: opdavies_mainpagecontent
+theme: opdavies
+region: content
+weight: -1
+provider: null
+plugin: system_main_block
+settings:
+  id: system_main_block
+  label: 'Main page content'
+  provider: system
+  label_display: '0'
+visibility: {  }

config/default/block.block.opdavies_messages.yml

@@ -0,0 +1,22 @@
+uuid: 8d008e4f-1d1b-463b-b46b-5677be6165f0
+langcode: en
+status: true
+dependencies:
+  module:
+    - system
+  theme:
+    - opdavies
+_core:
+  default_config_hash: 5MNdk3fpMKx_xxBTcz2T11DL4XEU1H5SgHl8BsYdFsA
+id: opdavies_messages
+theme: opdavies
+region: highlighted
+weight: 0
+provider: null
+plugin: system_messages_block
+settings:
+  id: system_messages_block
+  label: 'Status messages'
+  provider: system
+  label_display: '0'
+visibility: {  }

config/default/block.block.opdavies_page_title.yml

@@ -0,0 +1,20 @@
+uuid: 62c54e09-4d24-4ef0-a038-a9c66fc13d6a
+langcode: en
+status: true
+dependencies:
+  theme:
+    - opdavies
+_core:
+  default_config_hash: 8yptDf6WrXxeyevUz4nP5vfr7BtxQqCBMninhV2IJ1g
+id: opdavies_page_title
+theme: opdavies
+region: content
+weight: -4
+provider: null
+plugin: page_title_block
+settings:
+  id: page_title_block
+  label: 'Page title'
+  provider: core
+  label_display: '0'
+visibility: {  }

config/default/core.extension.yml

@@ -53,6 +53,7 @@ theme:
   seven: 0
   claro: 0
   stark: 0
+  opdavies: 0
 profile: minimal
 _core:
   default_config_hash: R4IF-ClDHXxblLcG0L7MgsLvfBIMAvi_skumNFQwkDc

config/default/system.theme.yml

@@ -1,4 +1,4 @@
 admin: claro
-default: stark
+default: opdavies
 _core:
   default_config_hash: 6lQ55NXM9ysybMQ6NzJj4dtiQ1dAkOYxdDompa-r_kk

web/themes/custom/opdavies/opdavies.theme

@@ -0,0 +1,18 @@
+<?php
+
+/**
+ * @file
+ * Functions to support theming in the Tailwind CSS theme.
+ */
+
+/**
+ * Implements hook_preprocess_HOOK().
+ */
+function opdavies_preprocess_block(&$variables) {
+  if ($variables['base_plugin_id'] == 'system_branding_block') {
+    $variables['site_logo'] = '';
+    if ($variables['content']['site_logo']['#access'] && $variables['content']['site_logo']['#uri']) {
+      $variables['site_logo'] = str_replace('.svg', '.png', $variables['content']['site_logo']['#uri']);
+    }
+  }
+}