feat: recipe timeline backend api (#1685)

* added recipe_timeline_events table to db

* added schema and routes for recipe timeline events

* added missing mixin and fixed update schema

* added tests

* adjusted migration revision tree

* updated alembic revision test

* added initial timeline event for new recipes

* added additional tests

* added event bus support

* renamed event_dt to timestamp

* add timeline_events to ignore list

* run code-gen

* use new test routes implementation

* use doc string syntax

* moved event type enum from db to schema

Co-authored-by: Hayden <64056131+hay-kot@users.noreply.github.com>

tests/unit_tests/services_tests/backup_v2_tests/test_alchemy_exporter.py

@@ -4,7 +4,7 @@ from mealie.core.config import get_app_settings
 from mealie.services.backups_v2.alchemy_exporter import AlchemyExporter
 
 ALEMBIC_VERSIONS = [
-    {"version_num": "44e8d670719d"},
+    {"version_num": "2ea7a807915c"},
 ]