Technician tool v0.3

Imported from the Google Drive folder 004-technician_tool/v0.3.

kota_tech/ui/cheatsheet.py

@@ -55,7 +55,8 @@ STEPS = [
     "Open the <b>Serial monitor</b> tab, choose the sensorbox port, press "
     "<b>Connect</b>.",
     "Press <b>Reset &amp; capture</b> to record a full boot log from the first line.",
-    "Note the RGB LED colour and compare with the table below.",
+    "Read the <b>Diagnosis</b> panel on the right, then open <b>Guided troubleshooting</b> "
+    "and start <b>Quick check</b>: the tool asks what you see and checks the log live.",
 ]