fix: redis 관련 config 파일 생성 (#96)

src/main/java/com/dnd/bbok/infra/redis/RedisConfig.java

@@ -0,0 +1,39 @@
+package com.dnd.bbok.infra.redis;
+
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Value;
+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.lettuce.LettuceConnectionFactory;
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.data.redis.repository.configuration.EnableRedisRepositories;
+import org.springframework.data.redis.serializer.StringRedisSerializer;
+
+@Getter
+@Configuration
+@RequiredArgsConstructor
+@EnableRedisRepositories // Redis Repository 활성화
+public class RedisConfig {
+
+  @Value("${spring.redis.host}")
+  private String host;
+
+  @Value("${spring.redis.port}")
+  private int port;
+
+  @Bean
+  public RedisConnectionFactory redisConnectionFactory() {
+    return new LettuceConnectionFactory(host, port);
+  }
+
+  @Bean
+  public RedisTemplate<?,?> redisTemplate(){
+    RedisTemplate<byte[], byte[]> redisTemplate = new RedisTemplate<>();
+    redisTemplate.setConnectionFactory(redisConnectionFactory());
+    redisTemplate.setKeySerializer(new StringRedisSerializer());
+    return redisTemplate;
+  }
+
+}