add heartbeat interval to mqtt settings

interface/src/framework/mqtt/MqttSettingsForm.tsx

@@ -238,6 +238,22 @@ const MqttSettingsForm: FC = () => {
           {LL.MQTT_PUBLISH_INTERVALS()} (0=auto)
         </Typography>
         <Grid container spacing={1} direction="row" justifyContent="flex-start" alignItems="flex-start">
+          <Grid item xs={6} sm={4}>
+            <ValidatedTextField
+              fieldErrors={fieldErrors}
+              name="publish_time_heartbeat"
+              label={LL.MQTT_INT_HEARTBEAT()}
+              InputProps={{
+                endAdornment: <InputAdornment position="end">{LL.SECONDS()}</InputAdornment>
+              }}
+              fullWidth
+              variant="outlined"
+              value={numberValue(data.publish_time_heartbeat)}
+              type="number"
+              onChange={updateFormValue}
+              margin="normal"
+            />
+          </Grid>
           <Grid item xs={6} sm={4}>
             <ValidatedTextField
               fieldErrors={fieldErrors}

interface/src/i18n/de/index.ts

@@ -245,6 +245,7 @@ const de: Translation = {
   MQTT_INT_THERMOSTATS: 'Thermostate',
   MQTT_INT_SOLAR: 'Solarmodule',
   MQTT_INT_MIXER: 'Mischermodule',
+  MQTT_INT_HEARTBEAT: 'Heartbeat',
   MQTT_QUEUE: 'MQTT Queue',
   DEFAULT: 'Standard',
   MQTT_CLEAN_SESSION: 'Setze `Clean Session`',

interface/src/i18n/en/index.ts

@@ -245,6 +245,7 @@ const en: Translation = {
   MQTT_INT_THERMOSTATS: 'Thermostats',
   MQTT_INT_SOLAR: 'Solar Modules',
   MQTT_INT_MIXER: 'Mixer Modules',
+  MQTT_INT_HEARTBEAT: 'Heartbeat',
   MQTT_QUEUE: 'MQTT Queue',
   DEFAULT: 'Default',
   MQTT_CLEAN_SESSION: 'Set Clean Session',

interface/src/i18n/nl/index.ts

@@ -245,6 +245,7 @@ const nl: Translation = {
   MQTT_INT_THERMOSTATS: 'Thermostaten',
   MQTT_INT_SOLAR: 'Solar Modules',
   MQTT_INT_MIXER: 'Mixer Modules',
+  MQTT_INT_HEARTBEAT: 'Heartbeat',
   MQTT_QUEUE: 'MQTT Queue',
   DEFAULT: 'Default',
   MQTT_CLEAN_SESSION: 'Clean Session aan',

interface/src/i18n/no/index.ts

@@ -245,6 +245,7 @@ const no: Translation = {
   MQTT_INT_THERMOSTATS: 'Termostat',
   MQTT_INT_SOLAR: 'Solpaneler',
   MQTT_INT_MIXER: 'Blandeventil',
+  MQTT_INT_HEARTBEAT: 'Heartbeat',
   MQTT_QUEUE: 'MQTT Queue',
   DEFAULT: 'Standard',
   MQTT_CLEAN_SESSION: 'Benytt Clean Session',

interface/src/i18n/pl/index.ts

@@ -245,6 +245,7 @@ const pl: BaseTranslation = {
   MQTT_INT_THERMOSTATS: 'Termostaty',
   MQTT_INT_SOLAR: 'Panele solarne',
   MQTT_INT_MIXER: 'Mieszacze',
+  MQTT_INT_HEARTBEAT: 'Heartbeat',
   MQTT_QUEUE: 'Kolejka MQTT',
   DEFAULT: '{{Pozostałe|Domyślna|}}',
   MQTT_CLEAN_SESSION: 'Ustawiaj flagę "Clean session"',

interface/src/i18n/se/index.ts

@@ -245,6 +245,7 @@ const se: Translation = {
   MQTT_INT_THERMOSTATS: 'Termostater',
   MQTT_INT_SOLAR: 'Solpaneler',
   MQTT_INT_MIXER: 'Blandarventiler',
+  MQTT_INT_HEARTBEAT: 'Heartbeat',
   MQTT_QUEUE: 'MQTT Queue',
   DEFAULT: 'Standard',
   MQTT_CLEAN_SESSION: 'Använd "Clean Session"-flaggan',

interface/src/types/mqtt.ts

@@ -35,6 +35,7 @@ export interface MqttSettings {
   publish_time_mixer: number;
   publish_time_other: number;
   publish_time_sensor: number;
+  publish_time_heartbeat: number;
   mqtt_qos: number;
   mqtt_retain: boolean;
   ha_enabled: boolean;

interface/src/validators/mqtt.ts

@@ -11,5 +11,9 @@ export const MQTT_SETTINGS_VALIDATOR = new Schema({
   keep_alive: [
     { required: true, message: 'Keep alive is required' },
     { type: 'number', min: 1, max: 86400, message: 'Keep alive must be between 1 and 86400' }
+  ],
+  publish_time_heartbeat: [
+    { required: true, message: 'Heartbeat is required' },
+    { type: 'number', min: 10, max: 86400, message: 'Heartbeat must be between 10 and 86400' }
   ]
 });