diff --git a/src/main/java/com/lk/paopao/PaopaoApplication.java b/src/main/java/com/lk/paopao/PaopaoApplication.java
index 494001a..0b0c77a 100644
--- a/src/main/java/com/lk/paopao/PaopaoApplication.java
+++ b/src/main/java/com/lk/paopao/PaopaoApplication.java
@@ -2,8 +2,10 @@ package com.lk.paopao;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
 
 @SpringBootApplication
+@EnableJpaAuditing
 public class PaopaoApplication {
 
 	public static void main(String[] args) {
diff --git a/src/main/java/com/lk/paopao/controller/AuthController.java b/src/main/java/com/lk/paopao/controller/AuthController.java
new file mode 100644
index 0000000..d3d1083
--- /dev/null
+++ b/src/main/java/com/lk/paopao/controller/AuthController.java
@@ -0,0 +1,26 @@
+package com.lk.paopao.controller;
+
+import com.lk.paopao.dto.rest.request.RegisterRequest;
+import com.lk.paopao.dto.rest.response.DataResult;
+import com.lk.paopao.dto.rest.response.ResultUtil;
+import com.lk.paopao.entity.User;
+import com.lk.paopao.service.AuthService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("${app.version}/auth")
+public class AuthController {
+    @Autowired
+    AuthService authService;
+
+    @PostMapping("/register")
+    public DataResult<User> register(@RequestBody RegisterRequest req) {
+        User saved = authService.register(req);
+
+        return ResultUtil.ok(saved);
+    }
+}
diff --git a/src/main/java/com/lk/paopao/dto/rest/request/RegisterRequest.java b/src/main/java/com/lk/paopao/dto/rest/request/RegisterRequest.java
new file mode 100644
index 0000000..d048439
--- /dev/null
+++ b/src/main/java/com/lk/paopao/dto/rest/request/RegisterRequest.java
@@ -0,0 +1,9 @@
+package com.lk.paopao.dto.rest.request;
+
+import lombok.Data;
+
+@Data
+public class RegisterRequest {
+    String username;
+    String password;
+}
diff --git a/src/main/java/com/lk/paopao/dto/rest/response/DataResult.java b/src/main/java/com/lk/paopao/dto/rest/response/DataResult.java
new file mode 100644
index 0000000..0bef389
--- /dev/null
+++ b/src/main/java/com/lk/paopao/dto/rest/response/DataResult.java
@@ -0,0 +1,16 @@
+package com.lk.paopao.dto.rest.response;
+
+import lombok.Getter;
+import java.io.Serializable;
+
+@Getter
+public class DataResult<T> extends Result implements Serializable {
+
+    T data;
+
+    public DataResult(int code, T data, String message){
+        super(code, message);
+        this.data = data;
+    }
+
+}
diff --git a/src/main/java/com/lk/paopao/dto/rest/response/Result.java b/src/main/java/com/lk/paopao/dto/rest/response/Result.java
new file mode 100644
index 0000000..99805e7
--- /dev/null
+++ b/src/main/java/com/lk/paopao/dto/rest/response/Result.java
@@ -0,0 +1,15 @@
+package com.lk.paopao.dto.rest.response;
+
+import lombok.Getter;
+
+import java.io.Serializable;
+
+@Getter
+public class Result implements Serializable {
+    int code;
+    String msg;
+    public Result(int code, String message) {
+        this.code = code;
+        this.msg = message;
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/lk/paopao/dto/rest/response/ResultUtil.java b/src/main/java/com/lk/paopao/dto/rest/response/ResultUtil.java
new file mode 100644
index 0000000..d853f34
--- /dev/null
+++ b/src/main/java/com/lk/paopao/dto/rest/response/ResultUtil.java
@@ -0,0 +1,20 @@
+package com.lk.paopao.dto.rest.response;
+
+public class ResultUtil {
+    public static <T> DataResult<T> ok(T data) {
+        return new DataResult<T>(0, data, "SUCCESS");
+    }
+
+    public static Result ok() {
+        return new Result(0, "SUCCESS");
+    }
+
+    public static Result fail(String error) {
+        return new Result(500, error);
+    }
+
+    public static Result fail(int code, String error) {
+        return new Result(code, error);
+    }
+
+}
\ No newline at end of file
diff --git a/src/main/java/com/lk/paopao/entity/User.java b/src/main/java/com/lk/paopao/entity/User.java
new file mode 100644
index 0000000..c29fb41
--- /dev/null
+++ b/src/main/java/com/lk/paopao/entity/User.java
@@ -0,0 +1,80 @@
+package com.lk.paopao.entity;
+
+import jakarta.persistence.*;
+import lombok.Getter;
+import lombok.Setter;
+import org.hibernate.annotations.ColumnDefault;
+import org.hibernate.annotations.Comment;
+import org.springframework.data.annotation.CreatedDate;
+import org.springframework.data.annotation.LastModifiedDate;
+import org.springframework.data.jpa.domain.support.AuditingEntityListener;
+
+@Getter
+@Setter
+@Comment("用户")
+@Entity
+@Table(name = "p_user", indexes = {
+        @Index(name = "idx_user_phone", columnList = "phone")
+}, uniqueConstraints = {
+        @UniqueConstraint(name = "idx_user_username", columnNames = {"username"})
+})
+@EntityListeners(AuditingEntityListener.class)
+public class User {
+    @Id
+    @Comment("用户ID")
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @Comment("昵称")
+    @ColumnDefault("")
+    @Column(name = "nickname", nullable = false, length = 32)
+    private String nickname;
+
+    @Comment("用户名")
+    @ColumnDefault("")
+    @Column(name = "username", nullable = false, length = 32)
+    private String username;
+
+    @Comment("手机号")
+//    @ColumnDefault("")
+    @Column(name = "phone", nullable = true, length = 16)
+    private String phone;
+
+    @Comment("密码")
+    @ColumnDefault("")
+    @Column(name = "password", nullable = false, length = 32)
+    private String password;
+
+    @Comment("状态，1正常，2停用")
+    @Column(name = "status", nullable = false)
+    private Byte status = 1;
+
+    @Comment("用户头像")
+    @ColumnDefault("")
+    @Column(name = "avatar", nullable = false)
+    private String avatar;
+
+    @Comment("是否管理员")
+    @Column(name = "is_admin")
+    private Boolean isAdmin = false;
+
+    @Comment("创建时间")
+    @CreatedDate
+    @Column(name = "created_on", nullable = false)
+    private Long createdOn;
+
+    @Comment("修改时间")
+    @LastModifiedDate
+    @Column(name = "modified_on", nullable = false)
+    private Long modifiedOn;
+
+    @Comment("删除时间")
+    @ColumnDefault("0")
+    @Column(name = "deleted_on", nullable = true)
+    private Long deletedOn = 0L;
+
+    @Comment("是否删除 0 为未删除、1 为已删除")
+    @Column(name = "is_del")
+    private byte isDel = 0;
+
+}
\ No newline at end of file
diff --git a/src/main/java/com/lk/paopao/repository/UserRepository.java b/src/main/java/com/lk/paopao/repository/UserRepository.java
new file mode 100644
index 0000000..9db57fb
--- /dev/null
+++ b/src/main/java/com/lk/paopao/repository/UserRepository.java
@@ -0,0 +1,10 @@
+package com.lk.paopao.repository;
+
+import com.lk.paopao.entity.User;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.Optional;
+
+public interface UserRepository extends JpaRepository<User, Long> {
+    Optional<User> findByUsername(String username);
+}
\ No newline at end of file
diff --git a/src/main/java/com/lk/paopao/service/AuthService.java b/src/main/java/com/lk/paopao/service/AuthService.java
new file mode 100644
index 0000000..21875e6
--- /dev/null
+++ b/src/main/java/com/lk/paopao/service/AuthService.java
@@ -0,0 +1,42 @@
+package com.lk.paopao.service;
+
+
+import com.lk.paopao.dto.rest.request.RegisterRequest;
+import com.lk.paopao.entity.User;
+import com.lk.paopao.repository.UserRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+@Service
+@Transactional
+public class AuthService {
+//    @Autowired
+//    PasswordEncoder encoder; // 自动注入密码编码器
+    @Autowired
+    UserRepository userRepository; // 自动注入用户仓库
+
+    @Value("${app.default.head-icon}")
+    private String DEFAULT_HEAD_ICON; // 从配置文件中读取默认头像地址
+
+    /**
+     * 用户注册。
+     * @param reg 注册请求对象，包含用户名和密码
+     * @return 注册后的用户信息
+     */
+    public User register(RegisterRequest reg) {
+        // 检查用户是否已存在
+        if(userRepository.findByUsername(reg.getUsername()).isPresent()){
+            return null;
+        }
+        // 创建用户对象并设置信息
+        User user = new User();
+//        user.setPassword(encoder.encode(reg.getPassword())); // 编码密码
+        user.setAvatar(DEFAULT_HEAD_ICON); // 设置默认头像
+        user.setNickname(reg.getUsername()); // 设置昵称为用户名
+        user.setUsername(reg.getUsername()); // 设置用户名
+        user.setPassword(reg.getPassword());
+        return userRepository.save(user); // 保存用户到数据库
+    }
+}
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index cf50cf2..6453e4e 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -3,5 +3,32 @@ springdoc:
     path: /api-docs
 
 spring:
+  datasource:
+    url: jdbc:h2:file:./paopao.h2
+    driverClassName: org.h2.Driver
+    username: root
+    password: root
+  #    initialization-mode: always
+  h2:
+    console: # 开启console 访问 默认false
+      enabled: true
+      settings:
+        trace: true # 开启h2 console 跟踪 方便调试  默认 false
+        web-allow-others: true # 允许console 远程访问 默认false
+      path: /h2 #  h2 访问路径上下文
   jpa:
-    open-in-view: false
\ No newline at end of file
+    show-sql: true
+    open-in-view: false
+    defer-datasource-initialization: true
+    database-platform: org.hibernate.dialect.H2Dialect
+    hibernate:
+      ddl-auto: create-drop # update create-drop
+    properties:
+      hibernate:
+        format_sql: true
+        dialect: org.hibernate.dialect.H2Dialect
+
+app:
+  version: v1
+  default:
+    head-icon: https://assets.paopao.info/public/avatar/default/joshua.png
\ No newline at end of file