feat: enhance health check with application state and initialization status

apps/api/src/routes.rs

@@ -15,16 +15,15 @@ use crate::{
             authentication::{AuthenticationService, strategies::password::PasswordStrategy},
             user::UserService,
         },
+        server_state::ServerStateStore,
         settings::SettingsStore,
     },
 };
 
 #[derive(Clone)]
 pub struct AppState {
-    // TODO: remove dead_code allowances when fields are used
     #[allow(dead_code)]
     pub database_connection: Arc<DatabaseConnection>,
-    // TODO: remove dead_code allowances when fields are used
     #[allow(dead_code)]
     pub service: Arc<AppService>,
 }
@@ -44,6 +43,7 @@ pub struct AppService {
     pub settings: ServiceState<dyn SettingsStore>,
     pub auth_state: AuthState,
     pub user: ServiceState<dyn UserService>,
+    pub server_state: ServiceState<dyn ServerStateStore>,
 }
 
 pub fn get_root_router(state: impl Into<Arc<AppState>>) -> Router {