Runs now complete with string key components.

crates/api/src/macros.rs

crates/api/src/widget/widget_container.rs

crates/theme/src/dark.css

crates/widgets/src/button.rs

crates/widgets/src/canvas.rs

crates/widgets/src/canvas_widget.rs

crates/widgets/src/check_box.rs

crates/widgets/src/switch.rs

crates/widgets/src/text_box.rs

crates/widgets/src/toggle_button.rs

examples/calculator.rs

examples/canvas.rs

examples/grid.rs

examples/widgets.rs

res/calculator-dark.css