fix: Make Mealie Timezone-Aware (#3847)

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

mealie/services/scheduler/scheduler_service.py

@@ -1,5 +1,5 @@
 import asyncio
-from datetime import datetime, timedelta
+from datetime import datetime, timedelta, timezone
 from pathlib import Path
 
 from mealie.core import root_logger
@@ -28,7 +28,7 @@ class SchedulerService:
 
 
 async def schedule_daily():
-    now = datetime.now()
+    now = datetime.now(timezone.utc)
     daily_schedule_time = get_app_settings().DAILY_SCHEDULE_TIME
     logger.debug(
         "Current time is %s and DAILY_SCHEDULE_TIME is %s",

mealie/services/scheduler/tasks/purge_group_exports.py

@@ -16,7 +16,7 @@ def purge_group_data_exports(max_minutes_old=ONE_DAY_AS_MINUTES):
     logger = root_logger.get_logger()
 
     logger.debug("purging group data exports")
-    limit = datetime.datetime.now() - datetime.timedelta(minutes=max_minutes_old)
+    limit = datetime.datetime.now(datetime.timezone.utc) - datetime.timedelta(minutes=max_minutes_old)
 
     with session_context() as session:
         stmt = select(GroupDataExportsModel).filter(cast(GroupDataExportsModel.expires, DateTime) <= limit)
@@ -38,7 +38,7 @@ def purge_excess_files() -> None:
     directories = get_app_dirs()
     logger = root_logger.get_logger()
 
-    limit = datetime.datetime.now() - datetime.timedelta(minutes=ONE_DAY_AS_MINUTES * 2)
+    limit = datetime.datetime.now(datetime.timezone.utc) - datetime.timedelta(minutes=ONE_DAY_AS_MINUTES * 2)
 
     for file in directories.GROUPS_DIR.glob("**/export/*.zip"):
         # TODO: fix comparison types

mealie/services/scheduler/tasks/purge_password_reset.py

@@ -14,7 +14,7 @@ MAX_DAYS_OLD = 2
 def purge_password_reset_tokens():
     """Purges all events after x days"""
     logger.debug("purging password reset tokens")
-    limit = datetime.datetime.now() - datetime.timedelta(days=MAX_DAYS_OLD)
+    limit = datetime.datetime.now(datetime.timezone.utc) - datetime.timedelta(days=MAX_DAYS_OLD)
 
     with session_context() as session:
         stmt = delete(PasswordResetModel).filter(PasswordResetModel.created_at <= limit)

mealie/services/scheduler/tasks/purge_registration.py

@@ -14,7 +14,7 @@ MAX_DAYS_OLD = 4
 def purge_group_registration():
     """Purges all events after x days"""
     logger.debug("purging expired registration tokens")
-    limit = datetime.datetime.now() - datetime.timedelta(days=MAX_DAYS_OLD)
+    limit = datetime.datetime.now(datetime.timezone.utc) - datetime.timedelta(days=MAX_DAYS_OLD)
 
     with session_context() as session:
         stmt = delete(GroupInviteToken).filter(GroupInviteToken.created_at <= limit)