Technician tool v0.8

Imported from the Google Drive folder 004-technician_tool/v0.8.

kota_tech/diag/rules.toml

@@ -137,6 +137,14 @@ id = "benign.zcl"
 pattern = 'chip\[ZCL\]: WRITE ERR|data_model: Cluster cannot be NULL'
 severity = "ignore"
 
+[[rule]]
+id = "benign.wifi_start"
+# Harmless Wi-Fi noise seen on every 1.0.16 boot: Matter asks for a connect
+# while the station is already connecting, and an unpaired box polls a
+# network it does not have yet (matter.not_commissioned covers that case).
+pattern = 'wifi:sta is connecting, return error|esp_wifi_connect\(\) failed: ESP_ERR_WIFI_CONN|Failed to get configured network when updating network status'
+severity = "ignore"
+
 [[rule]]
 id = "benign.connect_chain"
 # Transport-level echo of a failure that a more specific rule reports.