feat: add exit event tracking for Control-C and /exit commands

aider/coders/base_coder.py

@@ -885,6 +885,7 @@ def keyboard_interrupt(self):
         thresh = 2  # seconds
         if self.last_keyboard_interrupt and now - self.last_keyboard_interrupt < thresh:
             self.io.tool_warning("\n\n^C KeyboardInterrupt")
+            self.event("exit", reason="Control-C")
             sys.exit()
 
         self.io.tool_warning("\n\n^C again to exit")

aider/commands.py

@@ -909,6 +909,7 @@ def cmd_run(self, args, add_on_nonzero_exit=False):
 
     def cmd_exit(self, args):
         "Exit the application"
+        self.coder.event("exit", reason="/exit")
         sys.exit()
 
     def cmd_quit(self, args):
@@ -1085,7 +1086,9 @@ def cmd_voice(self, args):
                 self.io.tool_error("To use /voice you must provide an OpenAI API key.")
                 return
             try:
-                self.voice = voice.Voice(audio_format=self.args.voice_format, device_name=self.args.voice_input_device)
+                self.voice = voice.Voice(
+                    audio_format=self.args.voice_format, device_name=self.args.voice_input_device
+                )
             except voice.SoundDeviceError:
                 self.io.tool_error(
                     "Unable to import `sounddevice` and/or `soundfile`, is portaudio installed?"