Add basic SEAL User Interface

Author: alexander-schranz

.examples/symfony/composer.lock

@@ -3,3 +3,7 @@ controllers:
         path: ../src/Controller/
         namespace: App\Controller
     type: attribute
+
+seal_ui:
+    controller: schranz_search.seal_ui_controller
+    path: /seal-ui

.examples/symfony/config/routes.yaml

@@ -47,6 +47,7 @@
     "require": {
         "php": "^8.1",
         "schranz-search/seal": "^0.6",
+        "schranz-search/seal-ui": "^0.6",
         "symfony/config": "^6.1 || ^7.0",
         "symfony/console": "^6.1 || ^7.0",
         "symfony/dependency-injection": "^6.1 || ^7.0",