Enforce completeness in optional field groups when partially filled

[akeldamas]

Description

Ensure optional groups become required when any field is filled to maintain data completeness

Related Issue(s)

List and link to any issue(s) this PR addresses, if applicable.

Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Refactoring (changes that neither fixes a bug nor adds a feature)
• Performance improvement (changes that improve existing functionality)
• Test update (changes that modify tests)
• Other (please describe):

Checklist

• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• I have made corresponding changes to the documentation.
• My changes generate no new warnings.

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