feat: Add background colors such as inverse-strong #3221 (#3346)
### What problem does this PR solve?
feat: Add background colors such as inverse-strong #3221
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
feat: Add custom background color #3221
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
feat: Add next login page with shadcn/ui #3221 (#3231)
### What problem does this PR solve?
feat: Add next login page with shadcn/ui #3221
### Type of change
- [x] New Feature (non-breaking change which adds functionality)