multiple feature requests

[eaves-dropper]

From https://github.com/Prayag2/drawy/discussions/91

1. ablity to write texts inside rectangles and circles (on press)
2. icon support (also a search mechanism)
3. snapping elements based on position of other elements
4. snapping arrows to shape borders
5. default {background, foreground/text} color selector for shapes (circles, rectangles, etc.)
6. dotted lines and arrows
7. special line property, that bends only at right angles
8. default size and property of every closed shape that will be drawn on press (no need of dragging everytime)
9. resizing elements after they are drawn