fix: sync cleanup_ttl_hours to transcode_settings table on provider save

k-tv-backend/api/src/routes/admin_providers.rs

@@ -168,6 +168,15 @@ async fn rebuild_registry(state: &AppState) -> DomainResult<()> {
                     Arc::new(infra::LocalFilesProvider::new(Arc::clone(&idx), lf_cfg, tm.clone())),
                 );
 
+                // Sync cleanup_ttl_hours to transcode_settings table so
+                // GET /files/transcode-settings returns the configured value.
+                let _ = sqlx::query(
+                    "UPDATE transcode_settings SET cleanup_ttl_hours = ? WHERE id = 1",
+                )
+                .bind(cleanup_ttl_hours as i64)
+                .execute(&sqlite_pool)
+                .await;
+
                 *state.local_index.write().await = Some(idx);
                 *state.transcode_manager.write().await = tm;
                 *state.sqlite_pool.write().await = Some(sqlite_pool);