pub fn refresh_selected_details(
app: &mut AppState,
details_tx: &UnboundedSender<PackageItem>,
)Expand description
What: Ensure details reflect the currently selected result.
Input: app mutable application state; details_tx channel for details requests
Output: No return value; uses cache or sends a details request
Details: If details for the selected item exist in the cache, they are applied immediately;
otherwise, the item is sent over details_tx to be fetched asynchronously.