añadidor los ficheros que faltaban en el commit anterior

src/main/java/com/imprimelibros/erp/config/SecurityConfig.java

@@ -0,0 +1,26 @@
+package com.imprimelibros.erp.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.web.SecurityFilterChain;
+
+@Configuration
+public class SecurityConfig {
+
+    @Bean
+    public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
+        http
+            .authorizeHttpRequests(auth -> auth
+                .requestMatchers("/", "/assets/**", "/css/**", "/js/**", "/images/**", "/public/**").permitAll()
+                .anyRequest().authenticated()
+            )
+            .formLogin(login -> login
+                //.loginPage("/login") añadir cuando se tenga login personalizado
+                .permitAll()
+            )
+            .logout(logout -> logout.permitAll());
+
+        return http.build();
+    }
+}