Add fill patterns for ground covers (mulch, gravel, sand, concrete)

Add ruler/scale bar overlay with zoom-aware ft label

Add vertex handle editing for ground covers, fix handles moving with shape

Add Ctrl+D duplicate, backspace remove vertex, fix Escape deselect cover

Add opacity slider, project name, cursor feedback, vertex dots, and click-to-close polygon drawing

Add layer ordering, project name, and cover dragging; fix save/load to persist project name

Add layer ordering (bring forward/send back) for plants and ground covers

Ground covers draggable with undo/redo support

Add save/load project: serialize plants, covers, and background to .landscape file

Add ground cover polygon tool; restructure history to track plants + covers atomically

Fix export: set crossOrigin anonymous to prevent tainted canvas

Add real plant images, fix undo/redo, fix stale closure and space listener leak

Fix stale closure and space listener leak

Fix undo/redo position sync and redo stack corruption

Added Zoom and Panning. Bug fixes and development default image