replaced askama with tera, reworked the whole website and added nixos module

src/handlers.rs

@@ -1,19 +1,55 @@
-use askama::Template;
+use std::sync::Arc;
+
 use axum::{
-    http::StatusCode,
+    extract::State,
     response::{Html, IntoResponse},
 };
+use serde::Serialize;
+use tera::Context;
 
-pub async fn render_homepage() -> impl IntoResponse {
-    #[derive(Template)]
-    #[template(path = "homepage.html")]
-    struct HomePageTemplate<'a> {
-        lang: &'a str,
-    }
+use crate::{AppState, TEMPLATES};
 
-    let tmpl = HomePageTemplate { lang: "en" };
-    match tmpl.render() {
+/// Handler for the Home Page
+pub async fn home_handler(State(state): State<Arc<AppState>>) -> impl IntoResponse {
+    let mut context = Context::new();
+    context.insert("title", &state.app_name);
+    context.insert("server_time", &chrono::Local::now().to_rfc2822());
+
+    match TEMPLATES.render("index.html", &context) {
         Ok(html) => Html(html).into_response(),
-        Err(_) => (StatusCode::INTERNAL_SERVER_ERROR, "Template render error").into_response(),
+        Err(e) => (axum::http::StatusCode::INTERNAL_SERVER_ERROR, e.to_string()).into_response(),
+    }
+}
+
+/// Handler for the Showcase Page
+pub async fn showcase_handler() -> impl IntoResponse {
+    #[derive(Serialize)]
+    struct ShowcaseItem {
+        name: String,
+        description: String,
+    }
+
+    let mut context = Context::new();
+    context.insert("title", "Showcase");
+
+    let items = vec![
+        ShowcaseItem {
+            name: "Project Alpha".into(),
+            description: "A cool Rust project".into(),
+        },
+        ShowcaseItem {
+            name: "Project Beta".into(),
+            description: "An Axum powered API".into(),
+        },
+        ShowcaseItem {
+            name: "Project Gamma".into(),
+            description: "Tera template engine".into(),
+        },
+    ];
+    context.insert("items", &items);
+
+    match TEMPLATES.render("showcase.html", &context) {
+        Ok(html) => Html(html).into_response(),
+        Err(e) => (axum::http::StatusCode::INTERNAL_SERVER_ERROR, e.to_string()).into_response(),
     }
 }