update packages

.gitmodules

@@ -1,7 +1,7 @@
 [submodule "librime"]
 	path = librime
 	url = https://github.com/groverlynn/librime.git
-	branch = choose
+	branch = extension
 	ignore = dirty
 [submodule "plum"]
 	path = plum

SquirrelInputController.m

@@ -52,7 +52,7 @@ - (BOOL)handleEvent:(NSEvent *)event client:(id)sender
   // Key processing will not continue in that case.  In other words the
   // system will not deliver a key down event to the application.
   // Returning NO means the original key down will be passed on to the client.
-  _currentClient = sender;
+
   NSEventModifierFlags modifiers = event.modifierFlags & NSEventModifierFlagDeviceIndependentFlagsMask;
   int eventCount = CGEventSourceCounterForEventType(kCGEventSourceStateCombinedSessionState, kCGEventFlagsChanged) +
                    CGEventSourceCounterForEventType(kCGEventSourceStateCombinedSessionState, kCGEventKeyDown) +
@@ -106,9 +106,6 @@ - (BOOL)handleEvent:(NSEvent *)event client:(id)sender
           [self processKey:rime_keycode modifiers:(rime_modifiers | release_mask)];
         }
         if (changes & OSX_FN_MASK) {
-          if (!keyCodeAvailable) {
-            rime_keycode = XK_Hyper_L;
-          }
           release_mask = modifiers & OSX_FN_MASK ? 0 : kReleaseMask;
           [self processKey:rime_keycode modifiers:(rime_modifiers | release_mask)];
         }
@@ -474,7 +471,7 @@ - (void)showPanelWithPreedit:(NSString *)preedit
   //NSLog(@"showPanelWithPreedit:...:");
   _candidates = candidates;
   NSRect inputPos;
-  [_currentClient attributesForCharacterIndex:0 lineHeightRectangle:&inputPos];
+  [self.client attributesForCharacterIndex:0 lineHeightRectangle:&inputPos];
   SquirrelPanel *panel = NSApp.squirrelAppDelegate.panel;
   if (@available(macOS 14.0, *)) {  // avoid overlapping with cursor effects view
     if (_lastModifier & OSX_CAPITAL_MASK) {