Add search (Ctrl+F, wildcards, match case/whole word) and sort, both off by default

Settings.py

@@ -159,6 +159,12 @@ def BuildSettingsDialog(
         label="Open text/config/markup files in SaraFem's own viewer, not your default app",
         value=Config.OpenFilesInApp,
     )
+    ShowSearchSwitch = ft.Switch(label="Enable search (Ctrl+F)", value=Config.ShowSearch)
+    SearchAlwaysVisibleSwitch = ft.Switch(
+        label="Always show the search bar (off = only on Ctrl+F, Escape to dismiss)",
+        value=Config.SearchAlwaysVisible,
+    )
+    ShowSortSwitch = ft.Switch(label="Enable sort control in the sidebar", value=Config.ShowSort)
     BatchRenamePatternField = ft.TextField(
         value=Config.BatchRenamePattern,
         label="Batch rename pattern (~ = name, ! = counter, ^ = extension)",
@@ -394,6 +400,16 @@ def BuildSettingsDialog(
             spacing=12,
             scroll=ft.ScrollMode.AUTO,
         ),
+        "Search & Sort": ft.Column(
+            [
+                ShowSearchSwitch,
+                SearchAlwaysVisibleSwitch,
+                ft.Divider(height=1, color=Palette.Surface1),
+                ShowSortSwitch,
+                _SectionLabel('The sort control ("[Sort: Name] v") sits above Bookmarks in the sidebar.'),
+            ],
+            spacing=12,
+        ),
         "SaraTag": ft.Column([SaraTagSwitch, SaraTagPathField], spacing=12),
         "SaraSortd": ft.Column(
             [
@@ -456,6 +472,9 @@ def BuildSettingsDialog(
         ).Save()
         Config.ShowDotfiles = DotfilesSwitch.value
         Config.OpenFilesInApp = OpenFilesInAppSwitch.value
+        Config.ShowSearch = ShowSearchSwitch.value
+        Config.SearchAlwaysVisible = SearchAlwaysVisibleSwitch.value
+        Config.ShowSort = ShowSortSwitch.value
         Config.BatchRenamePattern = BatchRenamePatternField.value.strip() or "~!^"
         Config.DeleteZipAfterExtract = DeleteZipSwitch.value
         Config.DefaultArchiveFormat = GetArchiveFormat()