feat: add support for TypeScript

[luciorubeens]

Now typescript files can be mixed with our current code.

What kind of change does this PR introduce?

• Bugfix
• Feature
• Refactor
• Performance
• Tests
• Build
• Documentation
• Code style update
• Continuous Integration
• Other, please describe:

Does this PR introduce a breaking change?

• Yes
• No

Does this PR release a new version?

• Yes
• No

If yes, please describe the impact and migration path for existing applications:

The PR fulfills these requirements:

• It's submitted to the develop branch, not the master branch
• All tests are passing
• New/updated tests are included

If adding a new feature, the PR's description includes:

• A convincing reason for adding this feature (to avoid wasting your time, it's best to open a suggestion issue first and wait for approval before working on it)

[faustbrian]

@luciorubeens some conflicts

[codecov-io]

Codecov Report

Merging #1420 into develop will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff            @@
##           develop    #1420   +/-   ##
========================================
  Coverage    63.81%   63.81%           
========================================
  Files          139      139           
  Lines         3817     3817           
  Branches       797      797           
========================================
  Hits          2436     2436           
  Misses        1155     1155           
  Partials       226      226

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[alexbarnsley]

I will pull out the necessary files from this PR into a new one