Broadlink node lib

[atrovato]

Pull Request check-list

To ensure your Pull Request can be accepted as fast as possible, make sure to review and check all of these items:

• [ ] If your changes affects code, did your write the tests?
• [ ] Are tests passing? (npm test on both front/server)
• [ ] Is the linter passing? (npm run eslint on both front/server)
• [ ] Did you run prettier? (npm run prettier on both front/server)
• [ ] If you are adding a new features/services, did you run integration comparator? (npm run compare-translations on front)
• [ ] Did you test this pull request in real life? With real devices? If this development is a big feature or a new service, we recommend that you provide a Docker image to the community for testing before merging.
• [ ] If your changes modify the API (REST or Node.js), did you modify the API documentation? (Documentation is based on comments in code)
• [ ] If you are adding a new features/services which needs explanation, did you modify the user documentation? See the GitHub repo and the website.
• [ ] Did you add fake requests data for the demo mode (front/src/config/demo.js) so that the demo website is working without a backend? (if needed) See https://demo.gladysassistant.com.

NOTE: these things are not required to open a PR and can be done afterwards / while the PR is open.

Description of change

Please provide a description of the change here. It's always best with screenshots, so don't hesitate to add some!

[codecov[bot]]

Codecov Report

Merging #41 (9c12b62) into master (20840fb) will increase coverage by 0.11%. The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master      #41      +/-   ##
==========================================
+ Coverage   96.58%   96.70%   +0.11%     
==========================================
  Files         617      639      +22     
  Lines        8935     9251     +316     
==========================================
+ Hits         8630     8946     +316     
  Misses        305      305              

Impacted Files	Coverage Δ
server/utils/constants.js	100.00% <ø> (ø)
...ver/services/broadlink/api/broadlink.controller.js	100.00% <100.00%> (ø)
server/services/broadlink/index.js	100.00% <100.00%> (ø)
.../broadlink/lib/commands/broadlink.addPeripheral.js	100.00% <100.00%> (ø)
...roadlink/lib/commands/broadlink.buildPeripheral.js	100.00% <100.00%> (ø)
...ices/broadlink/lib/commands/broadlink.getDevice.js	100.00% <100.00%> (ø)
...broadlink/lib/commands/broadlink.getPeripherals.js	100.00% <100.00%> (ø)
.../services/broadlink/lib/commands/broadlink.init.js	100.00% <100.00%> (ø)
...ces/broadlink/lib/commands/broadlink.loadMapper.js	100.00% <100.00%> (ø)
.../services/broadlink/lib/commands/broadlink.poll.js	100.00% <100.00%> (ø)
... and 14 more

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