Some fixed to thread safe arch

[ahcorde]

🦟 Bug fix

Summary

some fixes:

• meshes
• script to run the connector
• Z scale of the ground plane
• removed old comment

Checklist

• [ ] Signed all commits for DCO
• [ ] Added tests
• [ ] Updated documentation (as needed)
• [ ] Updated migration guide (as needed)
• [ ] codecheck passed (See contributing)
• [ ] All tests passed (See test coverage)
• [ ] While waiting for a review on your PR, please help review another open pull request to support the maintainers

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