feat: add support for user registration toggle and Traefik integration in Docker setup

k-tv-backend/api/src/config.rs

@@ -32,6 +32,9 @@ pub struct Config {
     /// Whether the application is running in production mode
     pub is_production: bool,
 
+    /// Whether new user registration is open. Set ALLOW_REGISTRATION=false to lock down.
+    pub allow_registration: bool,
+
     // Jellyfin media provider
     pub jellyfin_base_url: Option<String>,
     pub jellyfin_api_key: Option<String>,
@@ -100,6 +103,10 @@ impl Config {
             .map(|v| v.to_lowercase() == "production" || v == "1" || v == "true")
             .unwrap_or(false);
 
+        let allow_registration = env::var("ALLOW_REGISTRATION")
+            .map(|v| !(v == "false" || v == "0"))
+            .unwrap_or(true);
+
         let jellyfin_base_url = env::var("JELLYFIN_BASE_URL").ok();
         let jellyfin_api_key = env::var("JELLYFIN_API_KEY").ok();
         let jellyfin_user_id = env::var("JELLYFIN_USER_ID").ok();
@@ -123,6 +130,7 @@ impl Config {
             jwt_audience,
             jwt_expiry_hours,
             is_production,
+            allow_registration,
             jellyfin_base_url,
             jellyfin_api_key,
             jellyfin_user_id,