Issue #3511446: Add 'View all results' option for suggestions

config/schema/search_api_autocomplete.schema.yml

@@ -53,6 +53,15 @@ search_api_autocomplete.search.*:
         min_length:
           type: integer
           label: 'The minimum length of user input to trigger autocomplete'
+        view_all_results_enable:
+          type: boolean
+          label: 'Whether to show a "View all results" link'
+        view_all_results_text:
+          type: string
+          label: 'The label for the "View all results" link'
+        view_all_results_position:
+          type: string
+          label: 'The position of the "View all results" link'
         show_count:
           type: boolean
           label: 'Whether to show a predicted result count for suggestions'