refactor!: Switch from CJS to ESM

[bennycode]

No description provided.

[codecov-commenter]

Codecov Report

Merging #901 (282079d) into main (d8c1bee) will not change coverage.
Report is 13 commits behind head on main.
The diff coverage is 100.00%.

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@@             Coverage Diff             @@
##              main      #901     +/-   ##
===========================================
  Coverage   100.00%   100.00%             
===========================================
  Files           20        20             
  Lines          556      2576   +2020     
  Branches        38       102     +64     
===========================================
+ Hits           556      2576   +2020     

Flag	Coverage Δ
unittests	100.00% <100.00%> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
src/CoinbasePro.ts	100.00% <100.00%> (ø)
src/account/AccountAPI.ts	100.00% <100.00%> (ø)
src/auth/RequestSigner.ts	100.00% <100.00%> (ø)
src/client/RESTClient.ts	100.00% <100.00%> (ø)
src/client/WebSocketClient.ts	100.00% <100.00%> (ø)
src/exchange-rate/ExchangeRateAPI.ts	100.00% <100.00%> (ø)
src/fill/FillAPI.ts	100.00% <100.00%> (ø)
src/order/OrderAPI.ts	100.00% <100.00%> (ø)
src/product/CandleBucketUtil.ts	100.00% <100.00%> (ø)
src/product/ProductAPI.ts	100.00% <100.00%> (ø)
... and 4 more

... and 6 files with indirect coverage changes