- Remove editor from AppLayout so it owns the full viewport with no sidebar/padding
- Add back-arrow in menu bar for navigation, restyle menu bar to match native app feel
- Slim left toolbar from 48px to 36px with smaller icons and subtler dividers
- Fix options bar overlapping canvas via shrink-0 and overflow-hidden
- Fix opacity/blend controls clipping in right panel with min-w-0 on flex children
- Add global range slider CSS for consistent thin-track + round-thumb styling
- Make meme template routes public so img tags can load without Bearer auth
- Show pipeline export buttons in default compact view, not just expanded hover
- Queue individual AI feature installs instead of erroring when one is active
- Marquee: BoxSelect (dotted rectangle) instead of Square
- Lasso: Lasso icon instead of Pen
- Transform: Maximize2 (corner arrows) instead of Move
- Gradient: Blend instead of ArrowUpRight
- Blur Brush: Droplet (water drop) instead of ScanLine
- Sharpen Brush: Triangle instead of ScanLine
- Smudge: Fingerprint instead of ScanLine
- Burn: Flame instead of Sun (was same as Dodge)
- Sponge: Droplets instead of Sun (was same as Dodge)
- Shape: Hexagon instead of Square (was same as Marquee)
- Reorder groups to match standard Photoshop toolbar layout
- Merge Crop + Eyedropper into one group
- Separate Eraser into its own group
Create the four-zone editor layout shell (toolbar, options bar, status
bar, right panel), welcome screen with drag-and-drop and new document
dialog, and the main editor page with clipboard paste and URL loading.