refactor(chat):重构AI助手功能并集成文档读取能力

- 移除原有的手机号识别与消息发送逻辑
- 删除RabbitMQ和邮件相关配置及代码
- 引入PDF、HTML、JSON等多种文档读取器
- 集成向量存储与检索功能支持问答
- 更新Spring AI依赖并调整内存存储方式
- 添加新的工具类用于保存文档到向量库- 修改提示词模板去除强制附加句规则
- 调整Cassandra和PgVector相关配置项- 新增多种文件格式读取组件实现类

pom.xml

@@ -58,14 +58,6 @@
             <artifactId>jasypt-spring-boot-starter</artifactId>
             <version>${jasypt-starter-version}</version>
         </dependency>
-        <dependency>
-            <groupId>com.alibaba.cloud.ai</groupId>
-            <artifactId>spring-ai-alibaba-starter-memory-redis</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-data-redis</artifactId>
-        </dependency>
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
@@ -83,18 +75,47 @@
             <groupId>com.fasterxml.jackson.datatype</groupId>
             <artifactId>jackson-datatype-jsr310</artifactId>
         </dependency>
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-amqp</artifactId>
-        </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
         </dependency>
         <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-mail</artifactId>
+            <groupId>org.springframework.ai</groupId>
+            <artifactId>spring-ai-starter-vector-store-pgvector</artifactId>
         </dependency>
+        <!-- 向量 Advisor -->
+        <dependency>
+            <groupId>org.springframework.ai</groupId>
+            <artifactId>spring-ai-advisors-vector-store</artifactId>
+        </dependency>
+        <!-- Cassandra -->
+        <dependency>
+            <groupId>org.springframework.ai</groupId>
+            <artifactId>spring-ai-starter-model-chat-memory-repository-cassandra</artifactId>
+        </dependency>
+        <!-- 读取 Markdown -->
+        <dependency>
+            <groupId>org.springframework.ai</groupId>
+            <artifactId>spring-ai-markdown-document-reader</artifactId>
+        </dependency>
+        <!-- 读取 HTML -->
+        <dependency>
+            <groupId>org.springframework.ai</groupId>
+            <artifactId>spring-ai-jsoup-document-reader</artifactId>
+        </dependency>
+        <!-- 读取 PDF -->
+        <dependency>
+            <groupId>org.springframework.ai</groupId>
+            <artifactId>spring-ai-pdf-document-reader</artifactId>
+        </dependency>
+        <!-- Tika -->
+        <dependency>
+            <groupId>org.springframework.ai</groupId>
+            <artifactId>spring-ai-tika-document-reader</artifactId>
+        </dependency>
+
+
+
 
 
     </dependencies>