start adding site to main repo

site/src/routes/_layout.svelte

@@ -0,0 +1,37 @@
+<script>
+	import { page } from '@sapper/app';
+	import { Icons, Icon, Nav, NavItem } from '@sveltejs/site-kit';
+
+	export let segment;
+</script>
+
+<style>
+	main {
+		position: relative;
+		margin: 0 auto;
+		/* padding: var(--nav-h) var(--side-nav) 0 var(--side-nav); */
+		padding: var(--nav-h) 0 0 0;
+		overflow-x: hidden;
+		--prime: rgb(21, 151, 148);
+	}
+</style>
+
+<Icons/>
+
+<Nav {segment} {page} logo="sapper-logo-horizontal.svg">
+	<NavItem segment="guide">Guide</NavItem>
+
+	<NavItem external="https://svelte.dev">Svelte</NavItem>
+
+	<NavItem external="https://discord.gg/yy75DKs" title="Discord Chat">
+		<Icon name="message-square"/>
+	</NavItem>
+
+	<NavItem external="https://github.com/sveltejs/sapper" title="GitHub Repo">
+		<Icon name="github"/>
+	</NavItem>
+</Nav>
+
+<main>
+	<slot></slot>
+</main>