[#3] chore: FilterChain 파일 생성

src/main/java/com/gongjakso/server/global/config/SecurityConfig.java

@@ -0,0 +1,21 @@
+package com.gongjakso.server.global.config;
+
+import lombok.RequiredArgsConstructor;
+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.config.annotation.web.configuration.EnableWebSecurity;
+import org.springframework.security.web.SecurityFilterChain;
+
+@Configuration
+@EnableWebSecurity
+@RequiredArgsConstructor
+public class SecurityConfig {
+
+    @Bean
+    public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
+        //http.cors().configurationSource();
+
+        return http.build();
+    }
+}