Validation is ready.

src/CaptchaProvider.php

@@ -0,0 +1,60 @@
+<?php declare(strict_types=1);
+
+namespace korElf\CaptchaRuleForLaravel;
+
+use Illuminate\Support\Facades\Validator;
+use Illuminate\Support\ServiceProvider;
+use Illuminate\Support\Facades\Blade;
+use Illuminate\Contracts\Foundation\Application;
+
+final class CaptchaProvider extends ServiceProvider
+{
+    public function boot(): Void
+    {
+        $this->addValidationRule();
+        $this->publishes([
+            __DIR__ . '/../config/captcha.php' => config_path('captcha.php'),
+        ], 'config');
+
+        if (config('captcha.enable_blade_captcha')) {
+            Blade::directive('captcha', function () {
+                return "<?php echo \korElf\CaptchaRuleForLaravel\htmlCaptcha(); ?>";
+            });
+        }
+    }
+
+    /**
+     * Extends Validator to include a captcha type
+     */
+    public function addValidationRule(): Void
+    {
+        $message = trans(config('captcha.error_message_key'));
+        Validator::extendImplicit(config('captcha.rule_name'), function ($attribute, $value) {
+            if (!is_string($value)) {
+                return false;
+            }
+            return app(CaptchaService::class)->validate($value, request()->userAgent());
+        }, $message);
+    }
+
+    /**
+     * Register the service provider.
+     *
+     * @return void
+     */
+    public function register(): Void
+    {
+        $this->mergeConfigFrom(
+            __DIR__ . '/../config/captcha.php',
+            'captcha'
+        );
+
+        $this->app->singleton(CaptchaService::class, function (Application $app) {
+            return new CaptchaService(
+                privateToken: config('captcha.api_private_token', ''),
+                domainApi: config('captcha.api_domain', ''),
+                curlTimeout: config('captcha.curl_timeout', ''),
+            );
+        });
+    }
+}