[fix #31] ec2 서버 redis 인증 문제 (#32)

* [chore] : redis 설정 파일 내 인증 로직 추가

* [chore] : Q엔티티 파일 gitignore에 추가

.gitignore

@@ -38,3 +38,4 @@ out/
 /src/main/resources/application.yml
 .DS_Store
 /src/test/resources/application.yml
+/src/main/generated/

src/main/java/com/dnd/gongmuin/common/config/RedisConfig.java

@@ -4,6 +4,7 @@
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.data.redis.connection.RedisConnectionFactory;
+import org.springframework.data.redis.connection.RedisStandaloneConfiguration;
 import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
 import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.data.redis.serializer.StringRedisSerializer;
@@ -17,9 +18,18 @@ public class RedisConfig {
 	@Value("${spring.data.redis.port}")
 	private int port;
 
+	@Value("${spring.data.redis.password:}")
+	private String password;
+
 	@Bean
 	public RedisConnectionFactory redisConnectionFactory() {
-		return new LettuceConnectionFactory(host, port);
+		RedisStandaloneConfiguration config = new RedisStandaloneConfiguration();
+		config.setHostName(host);
+		config.setPort(port);
+		if (!password.isEmpty()) {
+			config.setPassword(password);
+		}
+		return new LettuceConnectionFactory(config);
 	}
 
 	@Bean
@@ -31,4 +41,4 @@ public RedisTemplate<String, Object> redisTemplate() {
 
 		return redisTemplate;
 	}
-}
+}