prueba de cors

java/services/auth/src/main/java/com/uva/authentication/config/CorsConfig.java

+package com.uva.authentication.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+@Configuration
+public class CorsConfig implements WebMvcConfigurer {
+
+  @Override
+  public void addCorsMappings(CorsRegistry registry) {
+    registry.addMapping("/**") // Permitir acceso a todos los endpoints
+        .allowedOrigins("http://localhost:4200") // Origen del frontend
+        .allowedMethods("GET", "POST", "PUT", "DELETE", "OPTIONS")
+        .allowedHeaders("*")
+        .allowCredentials(true);
+  }
+}
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