feat: add basis of toggle atom

packages/design-system/atoms/toggle/Toggle.stories.tsx

@@ -0,0 +1,23 @@
+import * as React from 'react';
+import { Toggle } from './Toggle';
+export default {
+  title: 'Atoms/Toggle',
+  component: Toggle,
+};
+
+export const toggle = (args) => <Toggle {...args}>Turn a cool thing on</Toggle>;
+export const interactive = (args) => {
+  const [state, setState] = React.useState(true);
+  return (
+    <Toggle
+      {...args}
+      state={state}
+      onChange={(val) => {
+        setState(val);
+        args.onChange(val);
+      }}
+    >
+      Turn a cool thing on
+    </Toggle>
+  );
+};

packages/design-system/atoms/toggle/Toggle.tsx

@@ -0,0 +1,15 @@
+type ToggleProps = {
+  onChange?: (newState: boolean) => void;
+  children: React.ReactNode;
+  state: boolean;
+};
+
+export const Toggle = (props: ToggleProps) => (
+  <div
+    onClick={() => {
+      props.onChange?.(!props.state);
+    }}
+  >
+    {props.children}:<div>{props.state ? 'on' : 'off'}!</div>
+  </div>
+);

packages/design-system/atoms/toggle/index.ts

@@ -0,0 +1 @@
+export * from './Toggle';