feat: Redis 설정에 비밀번호/TLS/타임아웃 지원 추가

src/main/java/org/runnect/server/config/redis/RedisConfig.java

@@ -1,14 +1,21 @@
 package org.runnect.server.config.redis;
 
+import io.lettuce.core.ClientOptions;
+import io.lettuce.core.SocketOptions;
+import io.lettuce.core.SslOptions;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.cache.annotation.EnableCaching;
 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.LettuceClientConfiguration;
 import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
 import org.springframework.data.redis.core.ListOperations;
 import org.springframework.data.redis.core.RedisTemplate;
 
+import java.time.Duration;
+
 @EnableCaching
 @Configuration
 public class RedisConfig {
@@ -19,9 +26,38 @@ public class RedisConfig {
     @Value("${spring.data.redis.port}")
     private int port;
 
+    @Value("${spring.data.redis.password:}")
+    private String password;
+
+    @Value("${spring.data.redis.ssl.enabled:false}")
+    private boolean sslEnabled;
+
     @Bean
     public RedisConnectionFactory redisConnectionFactory() {
-        return new LettuceConnectionFactory(host, port);
+        RedisStandaloneConfiguration standaloneConfig = new RedisStandaloneConfiguration(host, port);
+        if (!password.isBlank()) {
+            standaloneConfig.setPassword(password);
+        }
+
+        ClientOptions.Builder clientOptionsBuilder = ClientOptions.builder()
+                .socketOptions(SocketOptions.builder()
+                        .connectTimeout(Duration.ofSeconds(30))
+                        .build());
+        if (sslEnabled) {
+            clientOptionsBuilder.sslOptions(SslOptions.builder()
+                    .handshakeTimeout(Duration.ofSeconds(30))
+                    .build());
+        }
+
+        LettuceClientConfiguration.LettuceClientConfigurationBuilder clientConfigBuilder =
+                LettuceClientConfiguration.builder()
+                        .clientOptions(clientOptionsBuilder.build())
+                        .commandTimeout(Duration.ofSeconds(30));
+        if (sslEnabled) {
+            clientConfigBuilder.useSsl();
+        }
+
+        return new LettuceConnectionFactory(standaloneConfig, clientConfigBuilder.build());
     }
 
     @Bean