fix(redis): Implement ChatMemoryRepository interface and fix test connectivity

auto-configurations/models/chat/memory/spring-ai-autoconfigure-model-chat-memory-redis/pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<groupId>org.springframework.ai</groupId>
+		<artifactId>spring-ai-parent</artifactId>
+		<version>1.0.0-SNAPSHOT</version>
+		<relativePath>../../../../../pom.xml</relativePath>
+	</parent>
+	<artifactId>spring-ai-autoconfigure-model-chat-memory-redis</artifactId>
+	<packaging>jar</packaging>
+	<name>Spring AI Redis Chat Memory Auto Configuration</name>
+	<description>Spring AI Redis Chat Memory Auto Configuration</description>
+
+	<dependencies>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-autoconfigure</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.springframework.ai</groupId>
+			<artifactId>spring-ai-model-chat-memory-redis</artifactId>
+			<version>${project.version}</version>
+		</dependency>
+
+		<dependency>
+			<groupId>redis.clients</groupId>
+			<artifactId>jedis</artifactId>
+		</dependency>
+
+		<!-- Optional dependencies -->
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-configuration-processor</artifactId>
+			<optional>true</optional>
+		</dependency>
+
+		<!-- Test dependencies -->
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-test</artifactId>
+			<scope>test</scope>
+		</dependency>
+
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-data-redis</artifactId>
+			<scope>test</scope>
+		</dependency>
+
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-testcontainers</artifactId>
+			<scope>test</scope>
+		</dependency>
+
+		<dependency>
+			<groupId>org.testcontainers</groupId>
+			<artifactId>junit-jupiter</artifactId>
+			<scope>test</scope>
+		</dependency>
+
+		<dependency>
+			<groupId>com.redis</groupId>
+			<artifactId>testcontainers-redis</artifactId>
+			<version>2.2.0</version>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
+
+</project>

auto-configurations/models/chat/memory/spring-ai-autoconfigure-model-chat-memory-redis/src/main/java/org/springframework/ai/model/chat/memory/redis/autoconfigure/RedisChatMemoryAutoConfiguration.java

@@ -0,0 +1,84 @@
+/*
+ * Copyright 2023-2025 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.ai.model.chat.memory.redis.autoconfigure;
+
+import org.springframework.ai.chat.memory.ChatMemory;
+import org.springframework.ai.chat.memory.ChatMemoryRepository;
+import org.springframework.ai.chat.memory.redis.RedisChatMemory;
+import org.springframework.boot.autoconfigure.AutoConfiguration;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
+import org.springframework.boot.autoconfigure.data.redis.RedisAutoConfiguration;
+import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.context.annotation.Bean;
+import org.springframework.util.StringUtils;
+
+import redis.clients.jedis.JedisPooled;
+
+/**
+ * Auto-configuration for Redis-based chat memory implementation.
+ *
+ * @author Brian Sam-Bodden
+ */
+@AutoConfiguration(after = RedisAutoConfiguration.class)
+@ConditionalOnClass({ RedisChatMemory.class, JedisPooled.class })
+@EnableConfigurationProperties(RedisChatMemoryProperties.class)
+public class RedisChatMemoryAutoConfiguration {
+
+	@Bean
+	@ConditionalOnMissingBean
+	public JedisPooled jedisClient(RedisChatMemoryProperties properties) {
+		return new JedisPooled(properties.getHost(), properties.getPort());
+	}
+
+	@Bean
+	@ConditionalOnMissingBean({ RedisChatMemory.class, ChatMemory.class, ChatMemoryRepository.class })
+	public RedisChatMemory redisChatMemory(JedisPooled jedisClient, RedisChatMemoryProperties properties) {
+		RedisChatMemory.Builder builder = RedisChatMemory.builder().jedisClient(jedisClient);
+
+		// Apply configuration if provided
+		if (StringUtils.hasText(properties.getIndexName())) {
+			builder.indexName(properties.getIndexName());
+		}
+
+		if (StringUtils.hasText(properties.getKeyPrefix())) {
+			builder.keyPrefix(properties.getKeyPrefix());
+		}
+
+		if (properties.getTimeToLive() != null && properties.getTimeToLive().toSeconds() > 0) {
+			builder.timeToLive(properties.getTimeToLive());
+		}
+
+		if (properties.getInitializeSchema() != null) {
+			builder.initializeSchema(properties.getInitializeSchema());
+		}
+
+		if (properties.getMaxConversationIds() != null) {
+			builder.maxConversationIds(properties.getMaxConversationIds());
+		}
+
+		if (properties.getMaxMessagesPerConversation() != null) {
+			builder.maxMessagesPerConversation(properties.getMaxMessagesPerConversation());
+		}
+
+		if (properties.getMetadataFields() != null && !properties.getMetadataFields().isEmpty()) {
+			builder.metadataFields(properties.getMetadataFields());
+		}
+
+		return builder.build();
+	}
+
+}

auto-configurations/models/chat/memory/spring-ai-autoconfigure-model-chat-memory-redis/src/main/java/org/springframework/ai/model/chat/memory/redis/autoconfigure/RedisChatMemoryProperties.java

@@ -0,0 +1,156 @@
+/*
+ * Copyright 2023-2025 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.ai.model.chat.memory.redis.autoconfigure;
+
+import java.time.Duration;
+import java.util.List;
+import java.util.Map;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.ai.chat.memory.redis.RedisChatMemoryConfig;
+
+/**
+ * Configuration properties for Redis-based chat memory.
+ *
+ * @author Brian Sam-Bodden
+ */
+@ConfigurationProperties(prefix = "spring.ai.chat.memory.redis")
+public class RedisChatMemoryProperties {
+
+	/**
+	 * Redis server host.
+	 */
+	private String host = "localhost";
+
+	/**
+	 * Redis server port.
+	 */
+	private int port = 6379;
+
+	/**
+	 * Name of the Redis search index.
+	 */
+	private String indexName = RedisChatMemoryConfig.DEFAULT_INDEX_NAME;
+
+	/**
+	 * Key prefix for Redis chat memory entries.
+	 */
+	private String keyPrefix = RedisChatMemoryConfig.DEFAULT_KEY_PREFIX;
+
+	/**
+	 * Time to live for chat memory entries. Default is no expiration.
+	 */
+	private Duration timeToLive;
+
+	/**
+	 * Whether to initialize the Redis schema. Default is true.
+	 */
+	private Boolean initializeSchema = true;
+
+	/**
+	 * Maximum number of conversation IDs to return (defaults to 1000).
+	 */
+	private Integer maxConversationIds = RedisChatMemoryConfig.DEFAULT_MAX_RESULTS;
+
+	/**
+	 * Maximum number of messages to return per conversation (defaults to 1000).
+	 */
+	private Integer maxMessagesPerConversation = RedisChatMemoryConfig.DEFAULT_MAX_RESULTS;
+
+	/**
+	 * Metadata field definitions for proper indexing. Compatible with RedisVL schema
+	 * format. Example: <pre>
+	 * spring.ai.chat.memory.redis.metadata-fields[0].name=priority
+	 * spring.ai.chat.memory.redis.metadata-fields[0].type=tag
+	 * spring.ai.chat.memory.redis.metadata-fields[1].name=score
+	 * spring.ai.chat.memory.redis.metadata-fields[1].type=numeric
+	 * </pre>
+	 */
+	private List<Map<String, String>> metadataFields;
+
+	public String getHost() {
+		return host;
+	}
+
+	public void setHost(String host) {
+		this.host = host;
+	}
+
+	public int getPort() {
+		return port;
+	}
+
+	public void setPort(int port) {
+		this.port = port;
+	}
+
+	public String getIndexName() {
+		return indexName;
+	}
+
+	public void setIndexName(String indexName) {
+		this.indexName = indexName;
+	}
+
+	public String getKeyPrefix() {
+		return keyPrefix;
+	}
+
+	public void setKeyPrefix(String keyPrefix) {
+		this.keyPrefix = keyPrefix;
+	}
+
+	public Duration getTimeToLive() {
+		return timeToLive;
+	}
+
+	public void setTimeToLive(Duration timeToLive) {
+		this.timeToLive = timeToLive;
+	}
+
+	public Boolean getInitializeSchema() {
+		return initializeSchema;
+	}
+
+	public void setInitializeSchema(Boolean initializeSchema) {
+		this.initializeSchema = initializeSchema;
+	}
+
+	public Integer getMaxConversationIds() {
+		return maxConversationIds;
+	}
+
+	public void setMaxConversationIds(Integer maxConversationIds) {
+		this.maxConversationIds = maxConversationIds;
+	}
+
+	public Integer getMaxMessagesPerConversation() {
+		return maxMessagesPerConversation;
+	}
+
+	public void setMaxMessagesPerConversation(Integer maxMessagesPerConversation) {
+		this.maxMessagesPerConversation = maxMessagesPerConversation;
+	}
+
+	public List<Map<String, String>> getMetadataFields() {
+		return metadataFields;
+	}
+
+	public void setMetadataFields(List<Map<String, String>> metadataFields) {
+		this.metadataFields = metadataFields;
+	}
+
+}

auto-configurations/models/chat/memory/spring-ai-autoconfigure-model-chat-memory-redis/src/main/resources/META-INF/spring/org.springframework.boot.autoconfigure.AutoConfiguration.imports

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+org.springframework.ai.model.chat.memory.redis.autoconfigure.RedisChatMemoryAutoConfiguration