Authentication and form for newsletter publishing

src/routes/admin/dashboard.rs

@@ -0,0 +1,11 @@
+use crate::authentication::AuthenticatedUser;
+use axum::{
+    Extension,
+    response::{Html, IntoResponse, Response},
+};
+
+pub async fn admin_dashboard(
+    Extension(AuthenticatedUser { username, .. }): Extension<AuthenticatedUser>,
+) -> Response {
+    Html(format!(include_str!("html/dashboard.html"), username)).into_response()
+}