[FEATURE]: Expose more boiler stats i.e. burner starts and operation time

[basvdl]

Describe the solution you are looking for

The endpoint /core/appliances exposes details like below. Would be nice to expose those in HA as well.

            <cumulative_log id='4cf0ac5fcdbb45c081309f25e9931429'>
                <type>burner_operation_time</type>
                <unit>hr</unit>
                <updated_date>2023-12-14T12:51:04+01:00</updated_date>
                <last_consecutive_log_date>2023-12-14T12:51:04+01:00</last_consecutive_log_date>
                <interval/>
                <cumulative_chrono_meter id='373f433b4a0243f582d6af75c934f5e7'/>
                <period start_date="2023-12-14T12:51:04+01:00" end_date="2023-12-14T12:51:04+01:00">
                    <measurement log_date="2023-12-14T12:51:04+01:00">11788</measurement>
                </period>
            </cumulative_log>
            <cumulative_log id='c84343133e8544c8badee65a84104fe7'>
                <type>burner_starts</type>
                <unit></unit>
                <updated_date>2023-12-14T13:30:02+01:00</updated_date>
                <last_consecutive_log_date>2023-12-14T13:30:02+01:00</last_consecutive_log_date>
                <interval/>
                <cumulative_counter id='c07a743f333a45868a2887c65f77f735'/>
                <period start_date="2023-12-14T13:30:02+01:00" end_date="2023-12-14T13:30:02+01:00">
                    <measurement log_date="2023-12-14T13:30:02+01:00">36666</measurement>
                </period>
            </cumulative_log>

Is your feature request related to a problem? (optional)

Nope, just for monitoring purposes.

What type of installation are you running?

Home Assistant Container

How did you install plugwise-beta?

Manually installed custom_component

What kind of Plugwise device is having issues?

Smile: Adam (including Lisa, Tom, Floor)

What firmware version is your Plugwise product at?

Adam 3.7.8

Your setup

Adam, Anna, 6x Tom, 2x Lisa

Additional context

No response