fix(memory): Replace the outdated manual way of creating the ChatMemoryRepository

- Update the document information and replace the unavailable creation method of ChatMemoryRepository.
- Increase the create function to create Neo4jChatMemoryRepository, this way to manually create the way.

Signed-off-by: Caiyu Liu <[email protected]>

Author: Cyanty

auto-configurations/models/chat/memory/repository/spring-ai-autoconfigure-model-chat-memory-repository-neo4j/src/main/java/org/springframework/ai/model/chat/memory/repository/neo4j/autoconfigure/Neo4jChatMemoryRepositoryAutoConfiguration.java

@@ -53,7 +53,7 @@ public Neo4jChatMemoryRepository neo4jChatMemoryRepository(Neo4jChatMemoryReposi
 			.withToolResponseLabel(properties.getToolResponseLabel())
 			.withDriver(driver);
 
-		return new Neo4jChatMemoryRepository(builder.build());
+		return Neo4jChatMemoryRepository.create(builder.build());
 	}
 
 }

memory/repository/spring-ai-model-chat-memory-repository-neo4j/src/main/java/org/springframework/ai/chat/memory/repository/neo4j/Neo4jChatMemoryRepository.java

@@ -56,6 +56,10 @@ public Neo4jChatMemoryRepository(Neo4jChatMemoryRepositoryConfig config) {
 		this.config = config;
 	}
 
+	public static Neo4jChatMemoryRepository create(Neo4jChatMemoryRepositoryConfig conf) {
+		return new Neo4jChatMemoryRepository(conf);
+	}
+
 	@Override
 	public List<String> findConversationIds() {
 		return this.config.getDriver()

memory/repository/spring-ai-model-chat-memory-repository-neo4j/src/test/java/org/springframework/ai/chat/memory/repository/neo4j/Neo4jChatMemoryRepositoryIT.java

@@ -77,7 +77,7 @@ class Neo4jChatMemoryRepositoryIT {
 	void setUp() {
 		this.driver = Neo4jDriverFactory.create(neo4jContainer.getBoltUrl());
 		this.config = Neo4jChatMemoryRepositoryConfig.builder().withDriver(this.driver).build();
-		this.chatMemoryRepository = new Neo4jChatMemoryRepository(this.config);
+		this.chatMemoryRepository = Neo4jChatMemoryRepository.create(this.config);
 	}
 
 	@AfterEach

spring-ai-docs/src/main/antora/modules/ROOT/pages/api/chat-memory.adoc

@@ -222,7 +222,7 @@ If you'd rather create the `CassandraChatMemoryRepository` manually, you can do
 [source,java]
 ----
 ChatMemoryRepository chatMemoryRepository = CassandraChatMemoryRepository
-    .create(CassandraChatMemoryConfig.builder().withCqlSession(cqlSession));
+    .create(CassandraChatMemoryRepositoryConfig.builder().withCqlSession(cqlSession).build());
 
 ChatMemory chatMemory = MessageWindowChatMemory.builder()
     .chatMemoryRepository(chatMemoryRepository)
@@ -296,9 +296,8 @@ If you'd rather create the `Neo4jChatMemoryRepository` manually, you can do so b
 
 [source,java]
 ----
-ChatMemoryRepository chatMemoryRepository = Neo4jChatMemoryRepository.builder()
-    .driver(driver)
-    .build();
+ChatMemoryRepository chatMemoryRepository = Neo4jChatMemoryRepository
+    .create(Neo4jChatMemoryRepositoryConfig.builder().withDriver(driver).build());
 
 ChatMemory chatMemory = MessageWindowChatMemory.builder()
     .chatMemoryRepository(chatMemoryRepository)