Add hx-boosted support to Layout

It will now skip rendering the layout if the request is coming from an
hx-boosted link or form and only update the head title with a
hx-swap-oob.

src/handlers/home.rs

@@ -1,16 +1,22 @@
 use axum::extract::State;
 use axum::response::Response;
+use axum::TypedHeader;
 use maud::html;
 use sqlx::PgPool;
 
 use crate::error::Result;
+use crate::htmx::HXBoosted;
 use crate::models::entry::Entry;
-use crate::partials::{layout::Layout, entry_list::entry_list};
+use crate::partials::{entry_list::entry_list, layout::Layout};
 
-pub async fn get(State(pool): State<PgPool>, layout: Layout) -> Result<Response> {
+pub async fn get(
+    State(pool): State<PgPool>,
+    hx_boosted: Option<TypedHeader<HXBoosted>>,
+    layout: Layout,
+) -> Result<Response> {
     let options = Default::default();
     let entries = Entry::get_all(&pool, &options).await?;
-    Ok(layout.render(html! {
+    Ok(layout.boosted(hx_boosted).render(html! {
         ul class="entries" {
             (entry_list(entries, &options))
         }