Sitecore 10.1+ additional Preview database config

Preview.Database.config

<configuration xmlns:patch="http://www.sitecore.net/xmlconfig/" xmlns:role="http://www.sitecore.net/xmlconfig/role/" xmlns:security="http://www.sitecore.net/xmlconfig/security/">
  <sitecore role:require="ContentManagement">

    <eventing>
      <eventQueueProvider>
        <eventQueue name="web_preview" patch:after="eventQueue[@name='web']" type="Sitecore.Data.Eventing.$(database)EventQueue, Sitecore.Kernel">
          <param ref="dataApis/dataApi[@name='$(database)']" param1="$(name)" />
          <param hint="" ref="PropertyStoreProvider/store[@name='$(name)']" />
        </eventQueue>
      </eventQueueProvider>
    </eventing>

    <PropertyStoreProvider>
      <store name="web_preview" patch:after="store[@name='web']" prefix="web_secondary" getValueWithoutPrefix="true" singleInstance="true" type="Sitecore.Data.Properties.$(database)PropertyStore, Sitecore.Kernel">
        <param ref="dataApis/dataApi[@name='$(database)']" param1="$(name)" />
        <param resolve="true" type="Sitecore.Abstractions.BaseEventManager, Sitecore.Kernel" />
        <param resolve="true" type="Sitecore.Abstractions.BaseCacheManager, Sitecore.Kernel" />
      </store>
    </PropertyStoreProvider>

    <databases>
      <!-- web_preview -->
      <database id="web_preview" singleInstance="true" type="Sitecore.Data.DefaultDatabase, Sitecore.Kernel" role:require="ContentManagement">
        <param desc="name">$(id)</param>
        <icon>Images/database_web.png</icon>
        <securityEnabled security:require="Sitecore">true</securityEnabled>
        <securityEnabled security:require="None">false</securityEnabled>
        <dataProviders hint="list:AddDataProvider">
          <dataProvider type="Sitecore.Data.DataProviders.CompositeDataProvider, Sitecore.Kernel">
            <param desc="readOnlyDataProviders" hint="list">
              <protobufItems type="Sitecore.Data.DataProviders.ReadOnly.Protobuf.ProtobufDataProvider, Sitecore.Kernel">
                <filePaths hint="list">
                  <filePath>$(dataFolder)/items/web</filePath>
                </filePaths>
              </protobufItems>
            </param>
            <param desc="headProvider">
              <dataProvider ref="dataProviders/main" param1="$(id)">
                <disableGroup>publishing</disableGroup>
                <prefetch hint="raw:AddPrefetch">
                  <sc.include file="/App_Config/Prefetch/Common.config" />
                  <sc.include file="/App_Config/Prefetch/Webdb.config" />
                </prefetch>
              </dataProvider>
            </param>
          </dataProvider>
        </dataProviders>
        <PropertyStore ref="PropertyStoreProvider/store[@name='$(id)']" />
        <remoteEvents.EventQueue>
          <obj ref="eventing/eventQueueProvider/eventQueue[@name='$(id)']" />
        </remoteEvents.EventQueue>
        <archives hint="raw:AddArchive">
          <archive name="archive" />
          <archive name="recyclebin" />
        </archives>
        <cacheSizes hint="setting">
          <data>100MB</data>
          <items>50MB</items>
          <paths>2500KB</paths>
          <itempaths>50MB</itempaths>
          <standardValues>2500KB</standardValues>
        </cacheSizes>
        <BlobStorage hint="raw:AddBlobStorage">
          <providers default="classic">
            <provider name="classic" type="Sitecore.Data.Blobs.ClassicSqlBlobProvider, Sitecore.Kernel">
              <param desc="databaseName">$(id)</param>
            </provider>
          </providers>
        </BlobStorage>
      </database>
    </databases>

    <contentSearch>
      <configuration type="Sitecore.ContentSearch.ContentSearchConfiguration, Sitecore.ContentSearch">
        <indexes hint="list:AddIndex">
          <index id="sitecore_web_preview_index" type="Sitecore.ContentSearch.SolrProvider.SolrSearchIndex, Sitecore.ContentSearch.SolrProvider">
            <param desc="name">$(id)</param>
            <param desc="core">$(id)</param>
            <param desc="propertyStore" ref="contentSearch/indexConfigurations/databasePropertyStore" param1="$(id)" />
            <configuration ref="contentSearch/indexConfigurations/defaultSolrIndexConfiguration" />
            <strategies hint="list:AddStrategy">
              <strategy ref="contentSearch/indexConfigurations/indexUpdateStrategies/manual" role:require="(ContentManagement and !Indexing) or (ContentDelivery and !Indexing)"/>
              <strategy ref="contentSearch/indexConfigurations/indexUpdateStrategies/onPublishPreviewEndAsyncSingleInstance" role:require="Standalone or (ContentManagement and Indexing) or (ContentDelivery and Indexing)" />
            </strategies>
            <locations hint="list:AddCrawler">
              <crawler type="Sitecore.ContentSearch.SitecoreItemCrawler, Sitecore.ContentSearch">
                <Database>web_preview</Database>
                <Root>/sitecore</Root>
              </crawler>
            </locations>
            <enableItemLanguageFallback>false</enableItemLanguageFallback>
            <enableFieldLanguageFallback>false</enableFieldLanguageFallback>
          </index>
        </indexes>
      </configuration>

      <indexConfigurations>
        <indexUpdateStrategies>
          <onPublishPreviewEndAsyncSingleInstance type="Sitecore.ContentSearch.Maintenance.Strategies.OnPublishEndAsynchronousSingleInstanceStrategy, Sitecore.ContentSearch" singleInstance="true" role:require="Standalone or ContentManagement or ContentDelivery">
            <param desc="database">web_preview</param>
            <CheckForThreshold>true</CheckForThreshold>
          </onPublishPreviewEndAsyncSingleInstance>
        </indexUpdateStrategies>
      </indexConfigurations>
    </contentSearch>

  </sitecore>
</configuration>