Ribbon view artwork hover now shows only play button (larger, cleaner).
Upload art button moved to action row alongside rename/delete.
Order: rename → upload art → delete. All buttons 4x4, consistent spacing.
Replaces broken SVG path with Unicode U+1D11E treble clef symbol
rendered via SVG text element. Applied to all three locations:
- Gallery ribbon: small treble clef (5x5)
- Gallery tile: medium treble clef (10x10)
- DetailPanel: large treble clef (14x14)
Album art placeholders now show a treble clef (Rin's signature)
instead of generic icons. Applied to all three locations:
- Gallery ribbon: small treble clef (5x5)
- Gallery tile: medium treble clef (10x10)
- DetailPanel: large treble clef (14x14) with 'No album art' label