Add trigger distance to sensor model

[klaasnicolaas]

From now on we also keep track of the trigger distance of a sensor in the database, and the instructions have also been updated for using CLI in the Docker container

[codecov]

Codecov Report

Attention: 4 lines in your changes are missing coverage. Please review.

Comparison is base (7fae0eb) 59.82% compared to head (2b9dd4d) 59.76%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #81      +/-   ##
==========================================
- Coverage   59.82%   59.76%   -0.06%     
==========================================
  Files          12       12              
  Lines         667      671       +4     
  Branches      114      115       +1     
==========================================
+ Hits          399      401       +2     
- Misses        257      259       +2     
  Partials       11       11              

Files	Coverage Δ
app/blueprints/backend/__init__.py	47.05% <ø> (ø)
app/blueprints/backend/models.py	100.00% <100.00%> (ø)
app/__init__.py	45.92% <0.00%> (-0.40%)	⬇️

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.