docs/scripts(kaisa): add doctor verify mode and HDMI readiness checks

Add a more detailed --verify flow to capture Jack/ELD/subdevices, route per sink, and collect kernel error windows. Improve --fix with readiness gating, retries, and connected-only selection; document single-monitor pcm mapping behavior and ignore local logs/artifacts.

Made-with: Cursor

docs/linux-hdmi/systemd-user/kaisa-ucm-hifi-boot-fix.service

@@ -0,0 +1,24 @@
+# 重启后若「必现无声」，可启用本 user 单元：登录后自动执行与
+# kaisa-audio-doctor.sh --fix 相同的收敛（实际调用 scripts/kaisa-audio-boot-fix.sh）。
+#
+# 安装（把下面 @REPO@ 换成仓库绝对路径，或复制后手工改 ExecStart 一行）：
+#   mkdir -p ~/.config/systemd/user
+#   sed "s|@REPO@|$HOME/文档/chromebox_10th_audio_driver|g" kaisa-ucm-hifi-boot-fix.service > ~/.config/systemd/user/kaisa-ucm-hifi-boot-fix.service
+#   chmod +x .../scripts/kaisa-audio-boot-fix.sh .../scripts/kaisa-audio-doctor.sh
+#   systemctl --user daemon-reload
+#   systemctl --user enable --now kaisa-ucm-hifi-boot-fix.service
+#
+# 日志：~/.local/state/kaisa-audio/last-boot-fix.log（或环境变量 KAISA_BOOT_FIX_LOG）
+#
+[Unit]
+Description=Kaisa sof-rt5682: post-login audio convergence (UCM HiFi, same as doctor --fix)
+After=wireplumber.service pipewire-pulse.service pipewire.service
+Wants=wireplumber.service
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStart=@REPO@/scripts/kaisa-audio-boot-fix.sh
+
+[Install]
+WantedBy=default.target