diff --git a/Teachers/.env b/Teachers/.env
new file mode 100644
index 0000000..bbd34b4
--- /dev/null
+++ b/Teachers/.env
@@ -0,0 +1,7 @@
+# .env（放项目根目录，每个人自己建，不提交 Git）
+    # 用来修改数据库账户密码
+DB_USER=root
+DB_PASSWORD=123456
+DB_HOST=localhost
+DB_PORT=3306
+DB_NAME=student_manage_system
\ No newline at end of file
diff --git a/Teachers/api/tea_api.py b/Teachers/api/tea_api.py
index b7faddd..8fc7ddc 100644
--- a/Teachers/api/tea_api.py
+++ b/Teachers/api/tea_api.py
@@ -6,7 +6,7 @@ from Teachers.dao.tea_dao import *
 from Teachers.schema.tea_request import TeaRequest,NewTeaRequest
 from Teachers.schema.tea_response import TeaResponse
 
-tea_api = APIRouter(tags=['老师相关接口'])
+tea_api = APIRouter()
 
 @tea_api.post('/tea',response_model=TeaResponse,summary='新增老师',description='输入新增的老师信息，除去姓名外可以为空')
 def add_tea(tea: NewTeaRequest,db=Depends(get_db)):
diff --git a/Teachers/dao/tea_dao.py b/Teachers/dao/tea_dao.py
index b381515..df8fdfa 100644
--- a/Teachers/dao/tea_dao.py
+++ b/Teachers/dao/tea_dao.py
@@ -103,3 +103,4 @@ def delete_other_tea_dao(t,db):
         return '删除失败'
 
 
+
diff --git a/Teachers/database.py b/Teachers/database.py
index 545747e..7e17ed4 100644
--- a/Teachers/database.py
+++ b/Teachers/database.py
@@ -11,8 +11,8 @@ DB_HOST = os.getenv("DB_HOST", "localhost")
 DB_PORT = os.getenv("DB_PORT", "3306")
 DB_NAME = os.getenv("DB_NAME", "student_manage_system")
 
-db_tea = 'mysql+pymysql://root:123456@127.0.0.1:3306/student_manage_system?charset=utf8mb4'
-engine1 = create_engine(db_tea)
+db_url = f"mysql+pymysql://{DB_USER}:{DB_PASSWORD}@{DB_HOST}:{DB_PORT}/{DB_NAME}?charset=utf8mb4"
+engine1 = create_engine(db_url)
 
 Base = declarative_base()
 Session = sessionmaker(bind=engine1
diff --git a/Teachers/main.py b/Teachers/main.py
index 4efc393..1cd982d 100644
--- a/Teachers/main.py
+++ b/Teachers/main.py
@@ -1,10 +1,14 @@
 from fastapi import FastAPI,APIRouter
 from Teachers.model.tea_model import *
-from api.tea_api import tea_api
+from Teachers.api.tea_api import tea_api
 
+# 合并接口
 Teachers_API = APIRouter()
+Teachers_API.include_router(tea_api)
+
+# 自测接口
 app = FastAPI()
-app.include_router(tea_api)
+app.include_router(tea_api,tags=["老师"])
 
 Base.metadata.create_all(engine1)