fix(resume-picker): treat ctrl+c as cancel instead of leaking a KeyboardInterrupt traceback

strix/interface/resume_picker.py

@@ -331,7 +331,7 @@ class ResumePicker:
         """Apply one key: (done, run), where done with no run means cancelled."""
         self.notice = ""
         if key == KEY_INTERRUPT:
-            raise KeyboardInterrupt
+            return True, None
         if key == KEY_ESCAPE:
             if not self.filter:
                 return True, None
@@ -380,7 +380,11 @@ class ResumePicker:
         try:
             self.draw()
             while True:
-                done, chosen = self.handle(next_key())
+                try:
+                    key = next_key()
+                except KeyboardInterrupt:
+                    key = KEY_INTERRUPT
+                done, chosen = self.handle(key)
                 if done:
                     return chosen
                 self.draw()

tests/test_resume_picker.py

@@ -182,11 +182,6 @@ def test_no_match_renders_a_hint_and_enter_does_nothing() -> None:
     assert picker.handle(KEY_ENTER) == (False, None)
 
 
-def test_ctrl_c_raises_keyboard_interrupt() -> None:
-    with pytest.raises(KeyboardInterrupt):
-        _picker().handle(KEY_INTERRUPT)
-
-
 def test_long_lists_scroll_to_keep_the_cursor_visible() -> None:
     runs = [
         _run(f"run_{index:02d}", f"https://host{index}.example", minutes_ago=index)
@@ -218,6 +213,23 @@ def test_run_redraws_in_place_and_restores_the_cursor() -> None:
     assert "example-com_223e" in output
 
 
+def test_ctrl_c_cancels_like_escape() -> None:
+    console, _ = _console()
+    picker = ResumePicker(RUNS, console=console, runs_dir="strix_runs", now=NOW)
+    assert picker.handle(KEY_INTERRUPT) == (True, None)
+
+
+def test_sigint_while_waiting_for_a_key_cancels_and_restores_the_cursor() -> None:
+    console, buffer = _console()
+    picker = ResumePicker(RUNS, console=console, runs_dir="strix_runs", now=NOW)
+
+    def interrupted() -> str:
+        raise KeyboardInterrupt
+
+    assert picker.run(interrupted) is None
+    assert buffer.getvalue().endswith("\x1b[?25h")
+
+
 def test_pick_run_needs_a_terminal() -> None:
     console, _ = _console()
     with pytest.raises(PickerUnavailableError):