feat: Add Per-Status group sort persistence.

Save data to local storage in the format `selected_filter_sort_${status group}` and `selected_filter_sort_reverse_${status group}`.
When opening/switching to a given status-group apply its sorting to the table.

src/webui/www/private/scripts/client.js

@@ -265,10 +265,30 @@ window.addEventListener("DOMContentLoaded", (event) => {
         }
     };
 
+    const getFilterSortColumn = (filterName) => {
+        return LocalPreferences.get(`selected_filter_sort_${filterName}`);
+    };
+
+    const saveFilterSort = (filterName, sort, isReverse) => {
+        LocalPreferences.set(`selected_filter_sort_${filterName}`, sort);
+        LocalPreferences.set(`selected_filter_sort_reverse_${filterName}`, isReverse);
+    };
+
     setStatusFilter = (name) => {
         const currentHash = torrentsTable.getCurrentTorrentID();
 
+        // Save current sorting for this filter.
+        if (torrentsTable.getSortedColumn())
+            saveFilterSort(selectedStatus, torrentsTable.getSortedColumn(), torrentsTable.reverseSort ?? "0");
         LocalPreferences.set("selected_filter", name);
+        // If there is a saved sorting column, load it.
+        const sortColumn = getFilterSortColumn(name);
+        if (sortColumn) {
+            torrentsTable.setSortedColumn(
+                sortColumn,
+                LocalPreferences.get(`selected_filter_sort_reverse_${name}`, "0")
+            );
+        }
         selectedStatus = name;
         highlightSelectedStatus();
         updateMainData();

src/webui/www/private/scripts/dynamicTable.js

@@ -681,7 +681,7 @@ window.qBittorrent.DynamicTable ??= (() => {
                 const oldColumn = this.sortedColumn;
                 this.sortedColumn = column;
                 this.reverseSort = reverse ?? "0";
-                this.setSortedColumnIcon(column, oldColumn, false);
+                this.setSortedColumnIcon(column, oldColumn, reverse === "1");
             }
             else {
                 // Toggle sort order