功能：接入Ubuntu和麒麟云桌面并归档验证记录

docs/evidence/linux-desktops-20261104/ubuntu-input.jsonl

@@ -0,0 +1,8 @@
+{"event": "key", "keyval": 65477}
+{"event": "click", "button": 1, "x": 286.970703125, "y": 111.9871826171875}
+{"event": "key", "keyval": 65507}
+{"event": "key", "keyval": 65513}
+{"event": "key", "keyval": 65505}
+{"event": "key", "keyval": 65507}
+{"event": "key", "keyval": 65513}
+{"event": "key", "keyval": 65505}