[SYS] Increase mqtt username, base topic, otapassword and mqtt password max length (#1757)

fix #1746

docs/integrate/home_assistant.md

@@ -22,7 +22,7 @@ The gateway will need an MQTT username and password, you have to create a new us
 ![Home Assistant Auto Discovery](../img/OpenMQTTGateway-Configuration-Home-Assistant.png)
 
 ::: warning Note
-The max size of the username is 30 and 60 for the password.
+The max size of the username and password is 64 characters.
 :::
 
 OMG will use the auto discovery functionality of home assistant to create gateway and sensors into your HASS instance automatically.

docs/upload/portal.md

@@ -22,11 +22,11 @@ Once connected to the WiFi, a web page should appear. On Android, you may also h
 * Set your MQTT Server Port (default: 1883)
 * Set the MQTT secure connection box to select whether or not the connection should be secure
 * Copy/paste the MQTT server certificate in the MQTT server cert box (only required if using a secure connection), be sure to include the `-----BEGIN CERTIFICATE-----` and `-----END CERTIFICATE-----` markers  
-* Set your MQTT Server username (optional)
-* Set your MQTT Server password (optional)
-* Set your MQTT base topic if you need to change it (you must keep the / at the end) (default: home/)
+* Set your MQTT Server username (optional, 64 characters maximum)
+* Set your MQTT Server password (optional, 64 characters maximum)
+* Set your MQTT base topic if you need to change it (you must keep the / at the end) (default: home/, 64 characters maximum)
 * Set your gateway name if you need to change it
-* Set your Over The Air password `ota_password`, this password is used for local and remote OTA - it is also the password being used for the WebUI login. (default: OTAPASSWORD)
+* Set your Over The Air password `ota_password`, this password is used for local and remote OTA - it is also the password being used for the WebUI login. (default: OTAPASSWORD,  64 characters maximum)
 
 * Click on save