VED-912: Add first performance tests.

[mfjarvis]

Summary

• Routine Change

Reviews Required

• Dev
• Test
• Tech Author
• Product Owner

Review Checklist

ℹ️ This section is to be filled in by the reviewer.

• I have reviewed the changes in this PR and they fill all of the acceptance criteria of the ticket.
• If there were infrastructure, operational, or build changes, I have made sure there is sufficient evidence that the changes will work.
• If there were changes that are outside of the regular release processes e.g. account infrastructure to setup, manual setup for external API integrations, secrets to set, then I have checked that the developer has flagged this to the Tech Lead as release steps.
• I have checked that no Personal Identifiable Data (PID) is logged as part of the changes.

[github-actions]

This branch is working on a ticket in the NHS England VED JIRA Project. Here's a handy link to the ticket:

VED-912

[dlzhry2nhs]

This looks great Matt :)

@Akol125 it is worth noting how this works e.g. see how it is referenced in locustfile. When this merges, we will need to rebase with these changes and use this approach.

[Akol125]

Yup, will pick up, once merged, thanks for pointing out.

[sonarqubecloud]

Quality Gate failed

Failed conditions
45.7% Coverage on New Code (required ≥ 80%)

See analysis details on SonarQube Cloud