refactor: revert to "[c] to copy"

gptme/util.py

@@ -6,7 +6,6 @@
 import functools
 import re
 import sys
-import tty
 import termios
 import textwrap
 from datetime import datetime, timedelta
@@ -360,15 +359,3 @@ def get_installed_programs(candidates: tuple[str, ...]) -> set[str]:
         if shutil.which(candidate) is not None:
             installed.add(candidate)
     return installed
-
-def listen_for_character():
-    fd = sys.stdin.fileno()
-    old_settings = termios.tcgetattr(fd)
-    try:
-        tty.setraw(sys.stdin.fileno())
-        ch = sys.stdin.read(1)
-    except KeyboardInterrupt:
-        ch = "\x03"  # ASCII code for Ctrl+C
-    finally:
-        termios.tcsetattr(fd, termios.TCSADRAIN, old_settings)
-    return ch