feat(*): Add basic site functionality including sign up, sign in and sign out

src/routes/+layout.server.ts

@@ -0,0 +1,10 @@
+import type { LayoutServerLoad } from './$types';
+
+export const load: LayoutServerLoad = async ({ locals: { safeGetSession } }) => {
+	const { session, user } = await safeGetSession();
+
+	return {
+		session,
+		user
+	};
+};