feat(ai): 集成 DeepSeek AI 对话功能并配置加密支持

- 添加 DeepSeek Chat 模型依赖及 starter
- 配置 DeepSeek API Key 加密与基础 URL
- 新增 DeepSeekChatController 实现基本对话接口
- 引入 Jasypt 加密库用于敏感信息加密
- 提供 EncryptorUtil 工具类用于生成加密密钥
- 更新 pom.xml 引入 spring-ai 和 jasypt 依赖管理

src/main/java/com/hanserwei/airobot/controller/DeepSeekChatController.java

@@ -0,0 +1,28 @@
+package com.hanserwei.airobot.controller;
+
+import jakarta.annotation.Resource;
+import org.springframework.ai.deepseek.DeepSeekChatModel;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("/ai")
+public class DeepSeekChatController {
+
+    @Resource
+    private DeepSeekChatModel chatModel;
+
+    /**
+     * 普通对话
+     * @param message 对话输入内容
+     * @return 对话结果
+     */
+    @GetMapping("/generate")
+    public String generate(@RequestParam(value = "message", defaultValue = "你是谁？") String message) {
+        // 一次性返回结果
+        return chatModel.call(message);
+    }
+
+}

src/main/java/com/hanserwei/airobot/utils/EncryptorUtil.java

@@ -0,0 +1,11 @@
+package com.hanserwei.airobot.utils;
+
+import org.jasypt.util.text.AES256TextEncryptor;
+
+public class EncryptorUtil {
+    public static void main(String[] args) {
+        AES256TextEncryptor textEncryptor = new AES256TextEncryptor();
+        textEncryptor.setPassword("password");
+        System.out.println(textEncryptor.encrypt("sk-xxxxxxxxxxxxxx"));
+    }
+}

src/main/resources/application.yml

@@ -1,3 +1,17 @@
+#file: noinspection SpringBootConfigYamlInspection
 spring:
   application:
-    name: han-ai-robot-springboot
+    name: han-ai-robot-springboot
+  ai:
+    deepseek:
+      api-key: ENC(MROXdiEHmWk08koE63bTzFqW52MaXLpMkM9Cyl40Ubj+Lw1yKeZuHLEcs6jTFY8ditY4gJ1365LMAY8Z9G1uwfYFYaYdb3NyijplX7GuDZA=) # 填写 DeepSeek Api Key, 改成你自己的
+      base-url: https://api.deepseek.com # DeepSeek 的请求 URL, 可不填，默认值为 api.deepseek.com
+      chat:
+        options:
+          model: deepseek-chat # 使用哪个模型
+          temperature: 0.8 # 温度值
+jasypt:
+  encryptor:
+    password: ${jasypt.encryptor.password}
+    algorithm: PBEWithHMACSHA512AndAES_256
+    iv-generator-classname: org.jasypt.iv.RandomIvGenerator