stuff changed:

- ui has been made 'kinda better' (after making it worse for a while lol
- ESP rfid readers are now supported [ill upload the code for them in another repo later]
- admin system has been secured a bit better and seems to be working well

backend/app/api/v1/auth.py

@@ -6,6 +6,7 @@ from typing import List
 import uuid
 
 from ...core.database import get_db
+from ...core.datetime import utc_now
 from ...core.security import verify_password, get_password_hash, create_access_token
 from ...models.models import User, UserRole, PasswordResetToken
 from ...schemas import (
@@ -85,7 +86,7 @@ async def login(
         )
     
     # Update last login
-    user.last_login = datetime.utcnow()
+    user.last_login = utc_now()
     db.commit()
     
     # Create access token
@@ -120,7 +121,7 @@ async def login_json(
         )
     
     # Update last login
-    user.last_login = datetime.utcnow()
+    user.last_login = utc_now()
     db.commit()
     
     # Create access token
@@ -149,12 +150,12 @@ async def forgot_password(
     db.query(PasswordResetToken).filter(
         PasswordResetToken.user_id == user.id,
         PasswordResetToken.used == False,
-        PasswordResetToken.expires_at > datetime.utcnow()
+        PasswordResetToken.expires_at > utc_now()
     ).update({"used": True})
     
     # Generate new reset token
     reset_token = str(uuid.uuid4())
-    expires_at = datetime.utcnow() + timedelta(hours=1)  # Token expires in 1 hour
+    expires_at = utc_now() + timedelta(hours=1)  # Token expires in 1 hour
     
     # Create password reset token
     db_token = PasswordResetToken(
@@ -192,7 +193,7 @@ async def reset_password(
     reset_token = db.query(PasswordResetToken).filter(
         PasswordResetToken.token == request.token,
         PasswordResetToken.used == False,
-        PasswordResetToken.expires_at > datetime.utcnow()
+        PasswordResetToken.expires_at > utc_now()
     ).first()
     
     if not reset_token:
@@ -212,7 +213,7 @@ async def reset_password(
     # Update password
     hashed_password = get_password_hash(request.new_password)
     user.hashed_password = hashed_password
-    user.updated_at = datetime.utcnow()
+    user.updated_at = utc_now()
     
     # Mark token as used
     reset_token.used = True
@@ -239,7 +240,7 @@ async def change_password(
     # Update password
     hashed_password = get_password_hash(request.new_password)
     current_user.hashed_password = hashed_password
-    current_user.updated_at = datetime.utcnow()
+    current_user.updated_at = utc_now()
     
     db.commit()