Add cors rules for localhost

backend/src/main/java/hu/pazmany/security/CorsConfig.java

@@ -10,7 +10,7 @@ public class CorsConfig implements WebMvcConfigurer {
     @Override
     public void addCorsMappings(CorsRegistry registry) {
         registry.addMapping("/**")
-                .allowedOrigins("https://vau-vau.web.app/", "http://localhost:3000", "http://localhost:3001", "http://localhost:3002", "http://localhost:8080")
+                .allowedOrigins("http://localhost/", "https://localhost/", "http://127.0.0.1/", "https://127.0.0.1/", "https://vau-vau.web.app/", "http://localhost:3000", "http://localhost:3001", "http://localhost:3002", "http://localhost:8080")
                 .allowedMethods("*");
     }
 }
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