test: Add integration test [PAGOPA-1364]

[cap-ang]

List of Changes

1. File upload scenario
2. Status retrieve scenario
3. Report retrieve scenario

I also made some improvements in error handling and asynchronous file upload handling.

Motivation and Context

How Has This Been Tested?

• manually in local via yarn test:local command
• via CI (GitHub Actions) in DEV and UAT

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist:

• My change requires a change to the documentation.
• I have updated the documentation accordingly.

[github-actions]

This PR exceeds the recommended size of 400 lines. Please make sure you are NOT addressing multiple issues with one PR. Note this PR might be rejected due to its size.

[sonarcloud]

Quality Gate failed

Failed conditions

0.0% Coverage on New Code (required ≥ 80%)

See analysis details on SonarCloud

[FedericoRuzzier]

LGTM 💯