chore(src/utils): remove deprecated DBus menu client and dev‑members.json, add uinput module for mouse click simulation

Drop unused dbusmenu.py and related files, update pyproject.toml and requirements.txt to reflect new dependencies, and add pure‑Python uinput click helper.

src/utils/uinput.py

@@ -0,0 +1,65 @@
+"""Pure-Python mouse click simulation via /dev/uinput."""
+
+import os
+import struct
+import time as _time
+
+_UI_DEV_CREATE = 0x5501
+_UI_SET_EVBIT = 0x40045564
+_UI_SET_KEYBIT = 0x40045565
+_UI_SET_RELBIT = 0x40045567
+
+_EV_KEY = 0x01
+_EV_REL = 0x02
+_REL_X = 0x00
+_REL_Y = 0x01
+_BTN_LEFT = 0x110
+_SYN_REPORT = 0
+
+_ABS_CNT = 64
+_INPUT_EVENT_FMT = "<qqHHi"
+
+
+def uinput_click(x: int, y: int, move_first: bool = True) -> bool:
+    """Move cursor to (x, y) and left-click using a virtual uinput mouse.
+
+    Returns True on success.
+    """
+    try:
+        fd = os.open("/dev/uinput", os.O_WRONLY | os.O_NONBLOCK)
+
+        import fcntl
+
+        for cap in (_EV_KEY, _EV_REL):
+            fcntl.ioctl(fd, _UI_SET_EVBIT, cap)
+        fcntl.ioctl(fd, _UI_SET_KEYBIT, _BTN_LEFT)
+        for rel in (_REL_X, _REL_Y):
+            fcntl.ioctl(fd, _UI_SET_RELBIT, rel)
+
+        name = b"OpenCodeMouse\x00" + b"\x00" * 66
+        dev = name
+        dev += struct.pack("<HHHHI", 0x03, 0x1234, 0x5678, 1, 0)
+        dev += b"\x00" * (_ABS_CNT * 4 * 4)
+        os.write(fd, dev)
+        fcntl.ioctl(fd, _UI_DEV_CREATE)
+        _time.sleep(0.15)
+
+        def _emit(etype: int, code: int, value: int):
+            os.write(fd, struct.pack(_INPUT_EVENT_FMT, 0, 0, etype, code, value))
+
+        if move_first:
+            _emit(_EV_REL, _REL_X, x)
+            _emit(_EV_REL, _REL_Y, y)
+            _emit(_SYN_REPORT, 0, 0)
+            _time.sleep(0.03)
+
+        _emit(_EV_KEY, _BTN_LEFT, 1)
+        _emit(_SYN_REPORT, 0, 0)
+        _time.sleep(0.03)
+        _emit(_EV_KEY, _BTN_LEFT, 0)
+        _emit(_SYN_REPORT, 0, 0)
+
+        os.close(fd)
+        return True
+    except Exception:
+        return False