fix: Make Mealie Timezone-Aware (#3847)

Co-authored-by: boc-the-git <3479092+boc-the-git@users.noreply.github.com>

alembic/versions/2023-02-14-20.45.41_5ab195a474eb_add_normalized_search_properties.py

@@ -13,7 +13,7 @@ from text_unidecode import unidecode
 
 import mealie.db.migration_types
 from alembic import op
-from mealie.db.models._model_utils import GUID
+from mealie.db.models._model_utils.guid import GUID
 
 # revision identifiers, used by Alembic.
 revision = "5ab195a474eb"

alembic/versions/2024-03-18-02.28.15_d7c6efd2de42_migrate_favorites_and_ratings_to_user_.py

@@ -6,7 +6,7 @@ Create Date: 2024-03-18 02:28:15.896959
 
 """
 
-from datetime import datetime
+from datetime import datetime, timezone
 from textwrap import dedent
 from typing import Any
 from uuid import uuid4
@@ -34,7 +34,7 @@ def new_user_rating(user_id: Any, recipe_id: Any, rating: float | None = None, i
     else:
         id = "%.32x" % uuid4().int
 
-    now = datetime.now().isoformat()
+    now = datetime.now(timezone.utc).isoformat()
     return {
         "id": id,
         "user_id": user_id,