diff --git a/app/api/endpoints/user.py b/app/api/endpoints/user.py
index 4155a13..bf24a78 100644
--- a/app/api/endpoints/user.py
+++ b/app/api/endpoints/user.py
@@ -1,6 +1,7 @@
 from fastapi import APIRouter, HTTPException, Depends, Response, Body
 from sqlalchemy.orm import Session
-from app.models.user import UserLogin, UserInfo, VerifyCodeRequest, UserDB, UserUpdate, UserRole, UserPasswordLogin, ReferralUserInfo
+from app.models.user import UserLogin, UserInfo, VerifyCodeRequest, UserDB, UserUpdate, UserRole, UserPasswordLogin, ReferralUserInfo, generate_user_code
+from app.models.coupon import CouponDB, UserCouponDB
 from app.api.deps import get_current_user, get_admin_user
 from app.models.database import get_db
 import random
@@ -85,12 +86,22 @@ async def login(
     # 查找或创建用户
     user = db.query(UserDB).filter(UserDB.phone == phone).first()
     if not user:
+        # 生成用户编码
+        user_code = generate_user_code()
+        
         user = UserDB(
             username=f"user_{phone[-4:]}",
             phone=phone,
+            user_code=user_code,
+            referral_code=user_login.referral_code,
             roles=[UserRole.USER]
         )
         db.add(user)
+        db.flush()  # 获取用户ID
+        
+        # 发放优惠券
+        issue_register_coupons(db, user.userid)
+        
         db.commit()
         db.refresh(user)
     
@@ -132,11 +143,21 @@ async def mock_login(
     # 查找或创建用户
     user = db.query(UserDB).filter(UserDB.phone == request.phone).first()
     if not user:
+        # 生成用户编码
+        user_code = generate_user_code()
+        
         user = UserDB(
             username=f"user_{request.phone[-4:]}",
-            phone=request.phone
+            phone=request.phone,
+            user_code=user_code,
+            roles=[UserRole.USER]
         )
         db.add(user)
+        db.flush()
+        
+        # 发放优惠券
+        issue_register_coupons(db, user.userid)
+        
         db.commit()
         db.refresh(user)
     
@@ -278,4 +299,26 @@ async def get_referral_users(
             phone=mask_phone(user.phone),
             create_time=user.create_time
         ) for user in referral_users
-    ])
\ No newline at end of file
+    ])
+
+def issue_register_coupons(db: Session, user_id: int):
+    """发放注册优惠券
+    Args:
+        db: 数据库会话
+        user_id: 用户ID
+    """
+    register_coupons = settings.REGISTER_COUPONS
+    
+    for config in register_coupons:
+        coupon = db.query(CouponDB).filter(
+            CouponDB.id == config["coupon_id"]
+        ).first()
+        
+        if coupon:
+            for _ in range(config["count"]):
+                user_coupon = UserCouponDB(
+                    user_id=user_id,
+                    coupon_id=coupon.id,
+                    status="unused"
+                )
+                db.add(user_coupon)
\ No newline at end of file
diff --git a/app/core/config.py b/app/core/config.py
index ec7e69a..17261a3 100644
--- a/app/core/config.py
+++ b/app/core/config.py
@@ -12,7 +12,7 @@ class Settings(BaseSettings):
     ORDER_EXTRA_PACKAGE_THRESHOLD: int = 5  # 额外收费阈值
 
     # JWT 配置
-    SECRET_KEY: str = "your-secret-key-here"
+    SECRET_KEY: str = "s10GmiRMmplfYWXYZLSsE3X36Ld4gVZxHgAcdqFGC20v3llv7UdOeWLBEEP3e40p"
     ACCESS_TOKEN_EXPIRE_MINUTES: Optional[int] = None  # None 表示永不过期
 
     REDIS_HOST: str = "101.36.120.145"
@@ -44,7 +44,13 @@ class Settings(BaseSettings):
     COS_BUCKET: str = "dman-1311994147"
     COS_BASE_URL: str = "dman-1311994147.cos.ap-chengdu.myqcloud.com"
 
+    # 注册赠券配置
+    REGISTER_COUPONS: list = [
+        {"coupon_id": 1, "count": 3},
+    ]
+
     class Config:
         case_sensitive = True
+        env_file = ".env"
 
 settings = Settings() 
\ No newline at end of file