chore: typescript introduction

[SebastianKrupinski]

Summery

• Added initial typescript introduction

#7072 (review)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 22.68%. Comparing base (e97031c) to head (a51a291).
Report is 22 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #7077      +/-   ##
============================================
- Coverage     22.69%   22.68%   -0.01%     
  Complexity      478      478              
============================================
  Files           251      251              
  Lines         12422    12427       +5     
  Branches       2438     2452      +14     
============================================
  Hits           2819     2819              
- Misses         9251     9256       +5     
  Partials        352      352              

Flag	Coverage Δ
javascript	14.37% <ø> (-0.01%)	⬇️
php	59.37% <ø> (ø)

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[st3iny]

Awesome! Blocking until I looked into the custom webpack config override. I got it working locally without that and it works in other apps as well.