Show auto-calibration in web-server

ampel-firmware/web_server.cpp

@@ -109,6 +109,7 @@ namespace web_server {
 #endif
             "<tr><th colspan='2'>Sensor</th></tr>\n"
             "<tr><td>Temperature offset</td><td>%.1fK</td></tr>\n" //TODO: Read it from sensor?
+            "<tr><td>Auto-calibration?</td><td>%s</td></tr>\n"
             "<tr><td>Local address</td><td><a href='http://%s.local/'>%s.local</a></td></tr>\n"
             "<tr><td>Local IP</td><td><a href='http://%s'>%s</a></td></tr>\n"
             "<tr><td>Free heap space</td><td>%6d bytes</td></tr>\n"
@@ -236,8 +237,9 @@ namespace web_server {
         lorawan::connected ? "Yes" : "No", LMIC_FREQUENCY_PLAN, lorawan::last_transmission.c_str(),
         config::lorawan_sending_interval,
 #endif
-        config::temperature_offset, SENSOR_ID.c_str(), SENSOR_ID.c_str(), WiFi.localIP().toString().c_str(),
-        WiFi.localIP().toString().c_str(), get_free_heap_size(), max_loop_duration, BOARD, dd, hh, mm, ss);
+        config::temperature_offset, config::auto_calibrate_sensor ? "Yes" : "No", SENSOR_ID.c_str(), SENSOR_ID.c_str(),
+        WiFi.localIP().toString().c_str(), WiFi.localIP().toString().c_str(), get_free_heap_size(), max_loop_duration,
+        BOARD, dd, hh, mm, ss);
 
     http.sendContent(content);