Clone non-owned default core materials before editing

Clone default core materials so you get owned entries you can edit, optionally in bulk and with prices.

1. Default core materials in the admin library are non-owned and cannot be edited directly.

   ✓ 9 Ekim 2026 tarihinde üründe doğrulandı

2. Cloning can be done in bulk across groups.

   ✓ 12 Ekim 2026 tarihinde üründe doğrulandı

3. Prices can be cloned along with the material.

   ✓ 12 Ekim 2026 tarihinde üründe doğrulandı

4. Only owned (cloned) entries become editable.

   ✓ 9 Ekim 2026 tarihinde üründe doğrulandı