fix: add accessible names to quiet hours spin controls, voice choice, and rate slider

Adds SetName() calls so screen readers announce meaningful labels instead of
just 'spin control' or raw values.

Closes #21

Author: Orinks

src/accessiclock/ui/dialogs/settings_dialog.py

@@ -162,6 +162,7 @@ def _create_voice_tab(self, parent: wx.Notebook) -> wx.Panel:
             voices = ["(Default system voice)"]
 
         self.voice_choice = wx.Choice(panel, choices=voices)
+        self.voice_choice.SetName("Voice")
         self.voice_choice.SetSelection(0)
         sizer.Add(self.voice_choice, 0, wx.EXPAND | wx.ALL, 10)
 
@@ -174,6 +175,7 @@ def _create_voice_tab(self, parent: wx.Notebook) -> wx.Panel:
             panel, value=150, minValue=50, maxValue=300,
             style=wx.SL_HORIZONTAL | wx.SL_VALUE_LABEL
         )
+        self.rate_slider.SetName("Speech rate")
         rate_sizer.Add(self.rate_slider, 1, wx.EXPAND)
         sizer.Add(rate_sizer, 0, wx.EXPAND | wx.ALL, 10)
 
@@ -226,6 +228,7 @@ def _create_quiet_hours_tab(self, parent: wx.Notebook) -> wx.Panel:
         self.quiet_start_hour = wx.SpinCtrl(
             panel, min=0, max=23, initial=22, size=(60, -1)
         )
+        self.quiet_start_hour.SetName("Quiet hours start hour")
         start_sizer.Add(self.quiet_start_hour, 0, wx.RIGHT, 5)
 
         start_colon = wx.StaticText(panel, label=":")
@@ -234,6 +237,7 @@ def _create_quiet_hours_tab(self, parent: wx.Notebook) -> wx.Panel:
         self.quiet_start_min = wx.SpinCtrl(
             panel, min=0, max=59, initial=0, size=(60, -1)
         )
+        self.quiet_start_min.SetName("Quiet hours start minute")
         start_sizer.Add(self.quiet_start_min, 0)
 
         time_sizer.Add(start_sizer, 0, wx.ALL, 5)
@@ -246,6 +250,7 @@ def _create_quiet_hours_tab(self, parent: wx.Notebook) -> wx.Panel:
         self.quiet_end_hour = wx.SpinCtrl(
             panel, min=0, max=23, initial=7, size=(60, -1)
         )
+        self.quiet_end_hour.SetName("Quiet hours end hour")
         end_sizer.Add(self.quiet_end_hour, 0, wx.RIGHT, 5)
 
         end_colon = wx.StaticText(panel, label=":")
@@ -254,6 +259,7 @@ def _create_quiet_hours_tab(self, parent: wx.Notebook) -> wx.Panel:
         self.quiet_end_min = wx.SpinCtrl(
             panel, min=0, max=59, initial=0, size=(60, -1)
         )
+        self.quiet_end_min.SetName("Quiet hours end minute")
         end_sizer.Add(self.quiet_end_min, 0)
 
         time_sizer.Add(end_sizer, 0, wx.ALL, 5)