feat: add make cleanup target

Assistant: codex
Assistant-Model: gpt-5.6-sol
Assistant-Session: 01a03397-4d51-7fd1-8ff2-946eb22ea2bc

tests/test_makefile.py

@@ -16,6 +16,20 @@ def test_plain_make_lists_available_targets():
         "  help         List available targets",
         "  install      Install or refresh tamq as a user-level uv tool",
         "  uninstall    Uninstall the user-level tamq tool",
+        "  cleanup      Stop tamq and remove tamq-owned runtime files (preserves history)",
         "  test         Run the test suite",
         "  check        Run tests and repository consistency checks",
     ]
+
+
+def test_cleanup_target_requires_confirmed_tamq_cleanup_without_running_it():
+    project = Path(__file__).resolve().parents[1]
+    result = subprocess.run(
+        ["make", "--no-print-directory", "-n", "cleanup"],
+        cwd=project,
+        text=True,
+        capture_output=True,
+        check=True,
+    )
+
+    assert result.stdout.strip() == "uv run tamq cleanup --yes"