增加与ai大模型对话

huimv-employment/fe-service/src/main/java/com/huimv/employment/service/draft/dto/McpDraftCalculateRequest.java

@@ -0,0 +1,24 @@
+package com.huimv.employment.service.draft.dto;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import io.swagger.v3.oas.annotations.media.Schema;
+
+import javax.validation.constraints.NotBlank;
+
+@Schema(description = "MCP 成本测算请求")
+public class McpDraftCalculateRequest {
+
+    @NotBlank(message = "session_id 不能为空")
+    @JsonProperty("session_id")
+    @Schema(description = "会话标识，与 AI chat session_id / conversation_no 一致",
+            example = "a1b2c3d4e5f6", requiredMode = Schema.RequiredMode.REQUIRED)
+    private String sessionId;
+
+    public String getSessionId() {
+        return sessionId;
+    }
+
+    public void setSessionId(String sessionId) {
+        this.sessionId = sessionId;
+    }
+}