chore(repo): baseline du fork input-remapper (upstream v2.2.1)

Le dépôt ne contenait que README.md ; ajout de l'intégralité du code
fonctionnel du fork comme socle stable de la branche de release.
L'état runtime d'orchestration (.ideai/) est exclu du suivi.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

tests/lib/logger.py

@@ -0,0 +1,54 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+# input-remapper - GUI for device specific keyboard mappings
+# Copyright (C) 2025 sezanzeb <b8x45ygc9@mozmail.com>
+#
+# This file is part of input-remapper.
+#
+# input-remapper is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# input-remapper is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with input-remapper.  If not, see <https://www.gnu.org/licenses/>.
+
+from __future__ import annotations
+
+import sys
+import traceback
+import tracemalloc
+import warnings
+import logging
+
+
+tracemalloc.start()
+
+logger = logging.getLogger("input-remapper-test")
+handler = logging.StreamHandler()
+handler.setFormatter(logging.Formatter("\033[90mTest: %(message)s\033[0m"))
+logger.addHandler(handler)
+logger.setLevel(logging.INFO)
+
+
+def update_inputremapper_verbosity():
+    from inputremapper.logging.logger import logger
+
+    logger.update_verbosity(True)
+
+
+def warn_with_traceback(message, category, filename, lineno, file=None, line=None):
+    log = file if hasattr(file, "write") else sys.stderr
+    traceback.print_stack(file=log)
+    log.write(warnings.formatwarning(message, category, filename, lineno, line))
+
+
+def patch_warnings():
+    # show traceback
+    warnings.showwarning = warn_with_traceback
+    warnings.simplefilter("always")