start backend

src/main/java/com/krylov/refound/config/RedisConfig.java

@@ -0,0 +1,27 @@
+package com.krylov.refound.config;
+
+import java.time.Duration;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.data.redis.cache.RedisCacheConfiguration;
+import org.springframework.data.redis.cache.RedisCacheManager;
+import org.springframework.data.redis.connection.RedisConnectionFactory;
+
+@Configuration
+public class RedisConfig {
+  @Value("${cache.ttl}")
+  private long ttl;
+
+  @Bean
+  public RedisCacheManager cacheManager(RedisConnectionFactory factory) {
+
+    RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig()
+        .entryTtl(Duration.ofSeconds(ttl))
+        .disableCachingNullValues();
+
+    return RedisCacheManager.builder(factory)
+        .cacheDefaults(config)
+        .build();
+  }
+}