feat: implement global settings management with database defaults and admin UI configuration

scratch/test_languages.php

@@ -0,0 +1,7 @@
+<?php 
+require_once 'vendor/autoload.php';
+$app = require_once 'bootstrap/app.php';
+$kernel = $app->make(Illuminate\Contracts\Console\Kernel::class);
+$kernel->bootstrap();
+
+print_r(languages());

scratch/test_trans.php

@@ -0,0 +1,16 @@
+<?php 
+require_once 'vendor/autoload.php';
+$app = require_once 'bootstrap/app.php';
+$kernel = $app->make(Illuminate\Contracts\Console\Kernel::class);
+$kernel->bootstrap();
+
+use Illuminate\Support\Facades\DB;
+
+$langs = ['en', 'tr'];
+foreach ($langs as $lang) {
+    echo "Translations for $lang:\n";
+    $trans = DB::table('translate')->where('dil', $lang)->get();
+    foreach ($trans as $t) {
+        echo " - {$t->icerik} => {$t->ceviri}\n";
+    }
+}