Added filter. Improved UI. Fixed settings window

src/config/default_keymap.toml

@@ -226,6 +226,11 @@ command = "DeleteSelected"
 key_sequence = "v"
 command = "ToggleViewMode"
 
+[[keymaps]]
+key_sequence = "f"
+command = "OpenLibraryFilters"
+context = "library"
+
 [[keymaps]]
 key_sequence = ":"
 command = "OpenCommandLine"