Add pont-bascule-api project

mock_bridge.py

@@ -0,0 +1,18 @@
+import threading
+import time
+
+class MockBridge:
+    def __init__(self):
+        self._lock = threading.Lock()
+
+    def busy(self):
+        return self._lock.locked()
+
+    def send_and_read_once(self, payload: bytes):
+        if not self._lock.acquire(blocking=False):
+            return {"busy": True, "error": "BUSY"}
+        try:
+            time.sleep(0.1)
+            return {"ok": True, "response": "OK"}
+        finally:
+            self._lock.release()