feat: static rendering

src/routes/+layout.ts

@@ -0,0 +1,5 @@
+// If you're using a fallback (i.e. SPA mode) you don't need to prerender all
+// pages by setting this here, but should prerender as many as possible to
+// avoid large performance and SEO impacts
+export const prerender = true;
+export const trailingSlash = "always";