feat: [SRTP-230] extract subject from access token

[lucaconsalvi]

Description

We want to extract sub from the JWT token and add it to the RTP object.

List of Changes

• Add a function to extract the sub.
• Modify the sending controller
• Modify the RTP mapper to accept also the sub
• Add the new field SpCreditor to the DB entity and inside the RTP object
• Fix all the tests to work with this new field
• Add a utility inside the project to create a fake JWT with the sub.

Motivation and Context

How Has This Been Tested?

• Pre-Deploy Test
  • Unit
  • Integration (Narrow)
• Post-Deploy Test
  • Isolated Microservice
  • Broader Integration
  • Acceptance
  • Performance & Load

Types of changes

• PATCH - Bug fix (backwards compatible bug fixes)
• MINOR - New feature (add functionality in a backwards compatible manner)
• MAJOR - 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.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
97.5% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud