feat: add slot to x-filter-editor

modules/filter/client/x-filter-editor.ts

@@ -258,8 +258,11 @@ export class XFilterEditor<T extends typeof AdornisEntity> extends ChemistryLitE
         : nothing;
     return html`
       <x-flex space="sm">
-        <x-flex space="sm" horizontal crossaxis-center>
-          ${hideButton} ${this.searchBox()} ${this.getActionButtons()}
+        <x-flex horizontal crosaxis-center space-between>
+          <x-flex space="sm" horizontal crossaxis-center>
+            ${hideButton} ${this.searchBox()} ${this.getActionButtons()}
+          </x-flex>
+          <slot name="bigFilterEnd"></slot>
         </x-flex>
         ${this.options.value?.filter.aspects.length
           ? html`