error handling for the mutations to manage and log any errors that might occur during the createAgent and saveAgent operations

[Raistar22]

error handling for the mutations to manage and log any errors that might occur during the createAgent and saveAgent operations.

Description

Motivation and Context

How has this been tested?

Screenshots (if appropriate)

Types of changes

Changes visible to users:

• [ ] Bug fix (prefix: fix - non-breaking change which fixes an issue)
• [ ] New feature (prefix: feat - non-breaking change which adds functionality)
• [ ] Breaking change (prefix: feat!! or fix!! - fix or feature that would cause existing functionality to not work as expected)
• [ ] Documentation (prefix: docs - improvements to any documentation content for users)
• [ ] Homepage (prefix: page - improvements to the Homepage #{HOMEPAGE} should lead to the place where one could actually change the homepage
• [ ] Contributing Guidelines (prefix: contrib - any improvements to documentation content for contributors - see Contributing

Internal changes:

• [ ] Refactor (prefix: refactor - non-breaking change which only improves the design or structure of existing code, and making no changes to its external behaviour)
• [ ] Tests (prefix: test - additions and improvements to unit tests and the smoke tests)
• [ ] Infrastructure (prefix: chore - examples include GitHub Actions, issue templates)

Checklist

• [ ] My code follows the code style of this project and passes npm run lint.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly. # {DOCUMENTATION} <------- this should lead to the doc that could be changed/ didnt find it
• [ ] My change has adequate Unit Test coverage.

Terms

• [ ] My contribution follow this project's contributing guide
• [ ] I agree to follow this project's Code of Conduct