Wire admin studio SSR and search infrastructure

config/reverb.php

@@ -1,5 +1,24 @@
 <?php
 
+$resolveRedisUrl = static function (?string $url, ?string $password): ?string {
+    $normalizedUrl = is_string($url) ? trim($url) : '';
+    if ($normalizedUrl === '') {
+        return null;
+    }
+
+    $normalizedPassword = is_string($password) ? trim($password) : '';
+    if ($normalizedPassword === '') {
+        return $normalizedUrl;
+    }
+
+    return preg_match('#^[a-z][a-z0-9+.-]*://[^@]+@#i', $normalizedUrl) === 1
+        ? $normalizedUrl
+        : null;
+};
+
+$sharedRedisPassword = env('REDIS_PASSWORD');
+$reverbRedisUrl = $resolveRedisUrl(env('REVERB_REDIS_URL', env('REDIS_URL')), $sharedRedisPassword);
+
 return [
 
     /*
@@ -41,11 +60,11 @@ return [
                 'enabled' => env('REVERB_SCALING_ENABLED', false),
                 'channel' => env('REVERB_SCALING_CHANNEL', 'reverb'),
                 'server' => [
-                    'url' => env('REDIS_URL'),
+                    'url' => $reverbRedisUrl,
                     'host' => env('REDIS_HOST', '127.0.0.1'),
                     'port' => env('REDIS_PORT', '6379'),
                     'username' => env('REDIS_USERNAME'),
-                    'password' => env('REDIS_PASSWORD'),
+                    'password' => $sharedRedisPassword,
                     'database' => env('REDIS_DB', '0'),
                     'timeout' => env('REDIS_TIMEOUT', 60),
                 ],