List all sandboxed claims awaiting admin review.
Returns every claim with status ‘sandbox’, joined with skill and user data for display in the admin dashboard.
Args: user: Authenticated caller (any authenticated user for now; role gating can be layered on later). db: Database connection.
Returns:
dict with items (list of claim dicts) and total (int).
Successful Response
The response is of type Response Review Sandboxed Claims V1 Admin Claims Sandbox Get · object.