CCM-6437: Fix Sonar issues

[lapenna-bjss]

Summary

This PR addresses security, reliability, and maintainability issues identified by static analysis.

Reviews Required

• Dev
• Test
• Tech Author
• Product Owner

Checklist

• Brief description of work completed, and any technical decisions made as part of the PR
• PR link added as a comment to the relevant JIRA ticket
• PR link shared on Slack and/or Teams
• 2 reviews received
• Tester approval

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437

[github-actions]

This branch is work on a ticket in the NHS Digital APM JIRA Project. Here's a handy link to the ticket:

CCM-6437