feat: markdown, github file and UI improvements

packages/widgets/src/markdown/index.tsx

@@ -0,0 +1,17 @@
+import { Widget } from '@refocus/sdk';
+import { IoLogoMarkdown } from 'react-icons/io';
+import { schema } from './schema';
+import { Edit } from './edit';
+import { View } from './view';
+
+const widget: Widget<typeof schema> = {
+  name: 'Markdown',
+  description: 'A markdown note',
+  icon: <IoLogoMarkdown />,
+  id: 'text.markdown',
+  schema,
+  component: View,
+  edit: Edit,
+};
+
+export default widget;