Translations and refactor

[Delmael]

Hi @ajtudela
Sounds way better !

I was working on translation and saw you've done the es part. The fr translation is in this MR.
There is also some refactor for entities (and tests updates for it).

Thanks

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.13%. Comparing base (ded81c7) to head (789471d).

Additional details and impacted files

@@            Coverage Diff             @@
##             main       #8      +/-   ##
==========================================
- Coverage   96.44%   96.13%   -0.32%     
==========================================
  Files           9       10       +1     
  Lines         788      724      -64     
==========================================
- Hits          760      696      -64     
  Misses         28       28              

Files with missing lines	Coverage Δ
custom_components/smartbox/__init__.py	85.18% <100.00%> (ø)
custom_components/smartbox/climate.py	97.11% <100.00%> (-0.28%)	⬇️
custom_components/smartbox/config_flow.py	80.59% <100.00%> (-0.57%)	⬇️
custom_components/smartbox/entity.py	100.00% <100.00%> (ø)
custom_components/smartbox/model.py	98.90% <100.00%> (ø)
custom_components/smartbox/number.py	100.00% <100.00%> (ø)
custom_components/smartbox/sensor.py	98.96% <100.00%> (-0.24%)	⬇️
custom_components/smartbox/switch.py	100.00% <100.00%> (ø)

[ajtudela]

Thanks, I'll try to review this evening.