0.10.0

Added

• Leveling gear recommendations from audited Wowhead leveling guide snapshots,
  with a dedicated Leveling phase view, level filtering, source notes,
  ownership state, wishlist actions, and detail-drawer context.
• Canonical leveling_gear data generation and validation, including item
  references, level bounds, source URLs, duplicate checks, and class/spec
  coverage.

Changed

• Leveling mode now uses compact arrow and numeric level controls clamped to
  levels 1-70.