feat: update SMS templates and logic to ensure required tokens are present for Kavenegar integration

src/Sms/Provider/KavehNegarProvider.php

@@ -43,6 +43,17 @@ class KavehNegarProvider implements SmsProviderInterface
         }
     }
 
+    // token/token2/token3 مقدارِ دارای فاصله را رد می‌کنند؛ فاصله را با نیم‌فاصله (ZWNJ) جایگزین می‌کنیم.
+    private const NO_SPACE_SLOTS = ['token', 'token2', 'token3'];
+
+    private function forSlot(string $slot, string $value): string
+    {
+        if (!in_array($slot, self::NO_SPACE_SLOTS, true)) {
+            return $value;
+        }
+        return preg_replace('/\s+/u', "\u{200C}", $value) ?? $value;
+    }
+
     public function sendTemplate(string $mobile, string $templateCode, array $vars): bool
     {
         try {
@@ -54,11 +65,12 @@ class KavehNegarProvider implements SmsProviderInterface
             if ($vars !== [] && array_keys($vars) !== range(0, count($vars) - 1)
                 && array_diff(array_keys($vars), $slots) === []) {
                 foreach ($vars as $slot => $v) {
-                    $params[$slot] = $v;
+                    $params[$slot] = $this->forSlot($slot, (string) $v);
                 }
             } else {
                 foreach (array_values($vars) as $i => $v) {
-                    $params['token' . ($i > 0 ? $i + 1 : '')] = $v;
+                    $slot = 'token' . ($i > 0 ? $i + 1 : '');
+                    $params[$slot] = $this->forSlot($slot, (string) $v);
                 }
             }
             $resp = $this->httpClient->request('POST',