add translation files

src/index.rs

@@ -5,8 +5,11 @@ use maud::{html, Markup};
 
 pub(super) async fn index(cookies: CookieJar, headers: HeaderMap) -> Markup {
     let lang = language(&cookies, &headers);
+
+    rust_i18n::set_locale(lang.to_locale());
+
     new(html! {
-        h1 { "Digital Shadows" }
+        h1 { (t!("digital_shadows")) }
         hgroup {
             h2 {
                 "Who owns your "

src/main.rs

@@ -6,6 +6,11 @@ use std::{str::FromStr, sync::Arc};
 use tower_http::services::ServeDir;
 use uuid::Uuid;
 
+#[macro_use]
+extern crate rust_i18n;
+
+i18n!("locales", fallback = "en");
+
 mod game;
 mod index;
 pub(crate) mod language;
@@ -23,6 +28,15 @@ enum Language {
     English,
 }
 
+impl Language {
+    fn to_locale(&self) -> &'static str {
+        match self {
+            Language::German => "de",
+            Language::English => "en",
+        }
+    }
+}
+
 impl From<String> for Language {
     fn from(value: String) -> Self {
         if value.starts_with("de") {