fix: Fix runtime error with missing ClientRegistrationRepository bean

Signed-off-by: Oleg Kopysov <o.kopysov@samsung.com>

src/main/java/com/lpvs/config/SecurityConfig.java

@@ -20,6 +20,7 @@
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.security.core.Authentication;
+import org.springframework.security.oauth2.client.registration.ClientRegistrationRepository;
 import org.springframework.security.oauth2.core.user.OAuth2User;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
 import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
@@ -139,4 +140,14 @@ public CorsConfigurationSource corsConfigurationSource() {
         source.registerCorsConfiguration("/**", configuration);
         return source;
     }
+
+    /**
+     * Defines a simple ClientRegistrationRepository that always returns null for any registration ID.
+     *
+     * @return ClientRegistrationRepository bean.
+     */
+    @Bean
+    public ClientRegistrationRepository clientRegistrationRepository() {
+        return registrationId -> null;
+    }
 }