Nams/security improvements

[nnamdiarimah]

Description

Type of Change

• Bug fix (non-breaking change that fixes an issue)
• New feature (non-breaking change that adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update
• Refactoring (no functional changes)
• Performance improvement
• Security update

Related Issues

Fixes #

Changes Made

Frontend Changes Required

• This PR requires frontend changes (see FRONTEND_UPDATES.md)

Database Changes

• Database schema changes
• Migration script included
• Backward compatible

Testing

• All existing tests pass
• New tests added for new features
• Manual testing completed
• Edge cases tested

Test Results

# Test output here

Checklist

• Code follows project style guidelines
• TypeScript compilation passes (npm run build)
• No linting errors
• Self-review completed
• Code is commented where necessary
• Documentation updated (if needed)
• No console.log statements in production code
• Environment variables documented (if new ones added)
• Breaking changes documented in FRONTEND_UPDATES.md

Security Considerations

• No sensitive data exposed
• Authentication/Authorization properly implemented
• Input validation added
• No SQL injection vulnerabilities

Performance Impact

• No performance degradation
• Database queries optimized
• Appropriate caching implemented

Deployment Notes

• Can be deployed independently
• Requires database migration
• Requires environment variable updates
• Requires coordination with frontend deployment

Screenshots/Videos

Additional Notes