Persist runtime config in app db and seed from env

scripts/app_db_adopt.py

@@ -13,7 +13,7 @@ if str(PROJECT_ROOT) not in sys.path:
 
 from app.config import get_settings
 
-APP_BASELINE_REVISION = "20260420_03_app_auth_baseline"
+APP_BASELINE_REVISION = "20260420_04_app_config_table"
 
 
 class AppDatabaseAdoptionError(RuntimeError):
@@ -102,13 +102,10 @@ def adopt_or_initialize_app_db(database_url: str) -> str:
     if database_path.exists():
         if _alembic_version_table_exists(database_path):
             current_revision = _fetch_alembic_revision(database_path)
-            if current_revision != APP_BASELINE_REVISION:
-                raise AppDatabaseAdoptionError(
-                    "App DB is already Alembic-managed but revision does not match "
-                    f"the expected baseline: expected {APP_BASELINE_REVISION}, "
-                    f"got {current_revision}"
-                )
-            return "already_managed"
+            if current_revision == APP_BASELINE_REVISION:
+                return "already_managed"
+            command.upgrade(alembic_config, "head")
+            return "upgraded"
 
         existing_tables = _list_user_tables(database_path)
         if existing_tables:
@@ -127,6 +124,8 @@ def main() -> None:
     result = adopt_or_initialize_app_db(settings.app_database_url)
     if result == "initialized":
         print("Initialized a new app DB via Alembic upgrade head.")
+    elif result == "upgraded":
+        print("Upgraded existing app DB to the expected Alembic head revision.")
     else:
         print("App DB is already Alembic-managed at the expected baseline revision.")