- Adds Service tests for ListPending/ListByStatus/ListForUser, the album-
and unknown-kind validation branches, and an Approve happy path with a
stub Lidarr server that exercises both default-snapshot and override-
snapshot persistence.
- Adds Reconciler tests for Run (short tick + cancel), the album-not-yet-
in-library no-op branch, and the track-kind 'parent album present but no
tracks yet' branch.
Combined coverage on internal/lidarr*, lidarrconfig, lidarrrequests now
86.5% (lidarrrequests 81.5%), meeting the per-package >=80% target in
spec section 8.