feat: connect via rcon

app/Services/RconAccessGrantor.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Services;
+
+use App\Models\AccessRequests;
+
+class RconAccessGrantor
+{
+    public function __construct(
+        private readonly MinecraftRconClient $rconClient,
+    ) {}
+
+    public function grant(AccessRequests $accessRequest): string
+    {
+        return $this->rconClient->command($this->commandFor($accessRequest->game_username));
+    }
+
+    private function commandFor(string $gameUsername): string
+    {
+        $accessCommand = (string) config('rcon.access_command', 'whitelist add {username}');
+
+        if (! str_contains($accessCommand, '{username}')) {
+            $accessCommand = trim($accessCommand).' {username}';
+        }
+
+        return str_replace('{username}', $gameUsername, $accessCommand);
+    }
+}