Refactor imports and formatting in various Filament resources; add SMS sending helper function

app/Modules/PhoneNumberVerification/Rules/PhoneNumberVerificationRule.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace App\Modules\PhoneNumberVerification\Rules;
+
+use Closure;
+use Illuminate\Contracts\Validation\ValidationRule;
+
+class PhoneNumberVerificationRule implements ValidationRule
+{
+    /**
+     * Run the validation rule.
+     *
+     * @param  \Closure(string, ?string=): \Illuminate\Translation\PotentiallyTranslatedString  $fail
+     */
+    public function validate(string $attribute, mixed $value, Closure $fail): void
+    {
+        if (! is_numeric($value)) {
+            $fail('Telefon belgisi diňe sanlardan ybarat bolmaly.');
+
+            return;
+        }
+
+        $number = (int) $value;
+
+        $isValid = ($number >= 61000000 && $number <= 65999999) || ($number >= 71000000 && $number <= 71999999);
+
+        if (! $isValid) {
+            $fail('Telefon belgisi nädogry aralykda.');
+        }
+    }
+}