Add Web API and AWS Lambda handlers

[witoszekdev]

This PR adds handlers for Fetch API (Request / Response) and AWS Lambda (events) platforms

[changeset-bot]

⚠️ No Changeset found

Latest commit: a04a329

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

This PR includes no changesets

When changesets are added to this PR, you'll see the packages that this PR includes changesets for and the associated semver types

Click here to learn what changesets are, and how to add one.

Click here if you're a maintainer who wants to add a changeset to this PR

[codecov]

Codecov Report

Attention: Patch coverage is 92.28650% with 28 lines in your changes missing coverage. Please review.

Project coverage is 82.49%. Comparing base (51caa77) to head (a04a329).

Files with missing lines	Patch %	Lines
...aws-lambda/saleor-webhooks/saleor-async-webhook.ts	8.33%	11 Missing ⚠️
...platforms/fetch-api/create-app-register-handler.ts	64.70%	6 Missing ⚠️
src/handlers/platforms/fetch-api/index.ts	0.00%	5 Missing and 1 partial ⚠️
src/handlers/platforms/aws-lambda/index.ts	0.00%	3 Missing and 1 partial ⚠️
.../handlers/platforms/aws-lambda/platform-adapter.ts	98.03%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #402      +/-   ##
==========================================
+ Coverage   81.16%   82.49%   +1.32%     
==========================================
  Files          78       95      +17     
  Lines        3143     3490     +347     
  Branches      513      586      +73     
==========================================
+ Hits         2551     2879     +328     
- Misses        587      604      +17     
- Partials        5        7       +2     

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