API errors when no accounts are set up

[asymworks]

GET /api/v1/ledger fails when no accounts are set up and frontend dashboard shows error. Traceback:

File "/Users//Projects/JadeTree/backend/jadetree/api/v1/budget/base.py", line 135, in get
data = budget_service.get_budget_month(
File "/Users//Projects/JadeTree/backend/jadetree/service/budget/data.py", line 234, in get_budget_month
budget_data = get_budget_data(session, user, budget_id)
File "/Users//Projects/JadeTree/backend/jadetree/service/budget/data.py", line 184, in get_budget_data
parent_id=categories[cat].parent_id,
KeyError: 38