diff --git a/.env b/.env
index 912adeb..8ca53a4 100644
--- a/.env
+++ b/.env
@@ -9,12 +9,14 @@ REFRESH_TOKEN_EXPIRES_IN=60
 JWT_ALGORITHM=RS256
 
 CLIENT_ORIGIN=http://localhost:3000
+PASSWORD_MIN_LEN=8
 
-EMAIL_HOST=smtp.mailtrap.io
+EMAIL_HOST=live.smtp.mailtrap.io
 EMAIL_PORT=587
 EMAIL_USERNAME=41fa1d7c714ab0
 EMAIL_PASSWORD=608f76636315f5
 EMAIL_FROM=admin@admin.com
+EMAIL_STARTTLS=True
 
 JWT_PRIVATE_KEY=LS0tLS1CRUdJTiBSU0EgUFJJVkFURSBLRVktLS0tLQpNSUlCT2dJQkFBSkJBSSs3QnZUS0FWdHVQYzEzbEFkVk94TlVmcWxzMm1SVmlQWlJyVFpjd3l4RVhVRGpNaFZuCi9KVHRsd3h2a281T0pBQ1k3dVE0T09wODdiM3NOU3ZNd2xNQ0F3RUFBUUpBYm5LaENOQ0dOSFZGaHJPQ0RCU0IKdmZ2ckRWUzVpZXAwd2h2SGlBUEdjeWV6bjd0U2RweUZ0NEU0QTNXT3VQOXhqenNjTFZyb1pzRmVMUWlqT1JhUwp3UUloQU84MWl2b21iVGhjRkltTFZPbU16Vk52TGxWTW02WE5iS3B4bGh4TlpUTmhBaUVBbWRISlpGM3haWFE0Cm15QnNCeEhLQ3JqOTF6bVFxU0E4bHUvT1ZNTDNSak1DSVFEbDJxOUdtN0lMbS85b0EyaCtXdnZabGxZUlJPR3oKT21lV2lEclR5MUxaUVFJZ2ZGYUlaUWxMU0tkWjJvdXF4MHdwOWVEejBEWklLVzVWaSt6czdMZHRDdUVDSUVGYwo3d21VZ3pPblpzbnU1clBsTDJjZldLTGhFbWwrUVFzOCtkMFBGdXlnCi0tLS0tRU5EIFJTQSBQUklWQVRFIEtFWS0tLS0t
 JWT_PUBLIC_KEY=LS0tLS1CRUdJTiBQVUJMSUMgS0VZLS0tLS0KTUZ3d0RRWUpLb1pJaHZjTkFRRUJCUUFEU3dBd1NBSkJBSSs3QnZUS0FWdHVQYzEzbEFkVk94TlVmcWxzMm1SVgppUFpSclRaY3d5eEVYVURqTWhWbi9KVHRsd3h2a281T0pBQ1k3dVE0T09wODdiM3NOU3ZNd2xNQ0F3RUFBUT09Ci0tLS0tRU5EIFBVQkxJQyBLRVktLS0tLQ==
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 0ef896b..60039f6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,5 @@
 __pycache__
 venv/
-# .env
\ No newline at end of file
+# .env
+.history
+.vscode
\ No newline at end of file
diff --git a/app/config.py b/app/config.py
index 72a4be6..7733ae2 100644
--- a/app/config.py
+++ b/app/config.py
@@ -13,11 +13,14 @@ class Settings(BaseSettings):
 
     CLIENT_ORIGIN: str
 
+    PASSWORD_MIN_LEN: int
+
     EMAIL_HOST: str
     EMAIL_PORT: int
     EMAIL_USERNAME: str
     EMAIL_PASSWORD: str
     EMAIL_FROM: EmailStr
+    EMAIL_STARTTLS: bool
 
     class Config:
         env_file = './.env'
diff --git a/app/email.py b/app/email.py
index 939c58f..205896a 100644
--- a/app/email.py
+++ b/app/email.py
@@ -31,7 +31,7 @@ async def sendMail(self, subject, template):
             MAIL_FROM=settings.EMAIL_FROM,
             MAIL_PORT=settings.EMAIL_PORT,
             MAIL_SERVER=settings.EMAIL_HOST,
-            MAIL_STARTTLS=False,
+            MAIL_STARTTLS=settings.EMAIL_STARTTLS,
             MAIL_SSL_TLS=False,
             USE_CREDENTIALS=True,
             VALIDATE_CERTS=True
diff --git a/app/schemas.py b/app/schemas.py
index 29fe198..767050e 100644
--- a/app/schemas.py
+++ b/app/schemas.py
@@ -2,29 +2,30 @@
 from typing import List
 from pydantic import BaseModel, EmailStr, constr
 from bson.objectid import ObjectId
+from .config import settings
 
 
 class UserBaseSchema(BaseModel):
     name: str
     email: str
     photo: str
-    role: str | None = None
-    created_at: datetime | None = None
-    updated_at: datetime | None = None
+    role: str = None
+    created_at: datetime = None
+    updated_at: datetime = None
 
     class Config:
         orm_mode = True
 
 
 class CreateUserSchema(UserBaseSchema):
-    password: constr(min_length=8)
+    password: constr(min_length=settings.PASSWORD_MIN_LEN)
     passwordConfirm: str
     verified: bool = False
 
 
 class LoginUserSchema(BaseModel):
     email: EmailStr
-    password: constr(min_length=8)
+    password: constr(min_length=settings.PASSWORD_MIN_LEN)
 
 
 class UserResponseSchema(UserBaseSchema):
@@ -46,8 +47,8 @@ class PostBaseSchema(BaseModel):
     content: str
     category: str
     image: str
-    created_at: datetime | None = None
-    updated_at: datetime | None = None
+    created_at: datetime = None
+    updated_at: datetime = None
 
     class Config:
         orm_mode = True
@@ -57,7 +58,7 @@ class Config:
 
 
 class CreatePostSchema(PostBaseSchema):
-    user: ObjectId | None = None
+    user: ObjectId = None
     pass
 
 
@@ -69,11 +70,11 @@ class PostResponse(PostBaseSchema):
 
 
 class UpdatePostSchema(BaseModel):
-    title: str | None = None
-    content: str | None = None
-    category: str | None = None
-    image: str | None = None
-    user: str | None = None
+    title: str = None
+    content: str = None
+    category: str = None
+    image: str = None
+    user: str = None
 
     class Config:
         orm_mode = True