feat: Refactor monolith to microservices architecture

axhub-tool-email/src/main/java/io/shinhanlife/axhub/biz/mcp/tool/dto/EmailSendReq.java

@@ -0,0 +1,19 @@
+package io.shinhanlife.axhub.biz.mcp.tool.dto;
+
+import io.shinhanlife.axhub.biz.mcp.tool.annotation.McpParameter;
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class EmailSendReq {
+
+    @McpParameter(description = "수신자 이메일 주소", required = true)
+    private String emailAddress;
+
+    @McpParameter(description = "이메일 제목", required = true)
+    private String subject;
+
+    @McpParameter(description = "이메일 본문 내용", required = true)
+    private String body;
+}

axhub-tool-email/src/main/java/io/shinhanlife/axhub/biz/mcp/tool/email/AxHubToolEmailApplication.java

@@ -0,0 +1,13 @@
+package io.shinhanlife.axhub.biz.mcp.tool.email;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cache.annotation.EnableCaching;
+
+@SpringBootApplication
+@EnableCaching
+public class AxHubToolEmailApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(AxHubToolEmailApplication.class, args);
+    }
+}