Confirmation page and minor improvements to homepage and form messages

Basic redirect with flash messages for success and error messages

src/routes/login.rs

@@ -13,7 +13,6 @@ use axum::{
 use axum_messages::Messages;
 use reqwest::StatusCode;
 use secrecy::SecretString;
-use std::fmt::Write;
 
 #[derive(thiserror::Error)]
 pub enum LoginError {
@@ -54,7 +53,7 @@ impl IntoResponse for LoginError {
 #[derive(Template)]
 #[template(path = "../templates/login.html")]
 struct LoginTemplate {
-    error_html: String,
+    error: String,
 }
 
 #[derive(serde::Deserialize)]
@@ -64,11 +63,12 @@ pub struct LoginFormData {
 }
 
 pub async fn get_login(messages: Messages) -> Html<String> {
-    let mut error_html = String::new();
-    for message in messages {
-        writeln!(error_html, "<p><i>{}</i></p>", message).unwrap();
-    }
-    let template = LoginTemplate { error_html };
+    let template = LoginTemplate {
+        error: messages
+            .last()
+            .map(|msg| msg.to_string())
+            .unwrap_or_default(),
+    };
     Html(template.render().unwrap())
 }