feat: Add pack name/description toggles to AI cover generator

Commit notes

- Add packName, packDescription, and projectName props to AICoverGenerator - Add toggle switches to include/override pack name and description - Show actual values when toggles are on, show input fields when off - Update API client and query hooks to pass override parameters - Update backend routes to accept packName, packDescription, projectName - Include project name in custom prompt when provided

Co-authored-by: armin.naimi <[email redacted]>