v0.4.0

Added

• Added 24 Foldkit-specific rules covering purity boundaries, command failure handling, route registration/order, submodel wrappers, keyed view identity, resource lifecycles, Mount usage, custom Ui.*.toView wiring, subscription file shape, lazy view stability, and Story/Scene test conventions.
• Expanded the generated configs.recommended preset to enable all 40 Foldkit rules at error severity.

Changed

• Reworked the README into a complete user-facing rule reference with setup guidance, rule scopes, impact notes, and before/after examples for every rule.