[WIP][Go SDK] Add validation of task input-output types

[mnafees]

Description

Fixes # (issue)

Type of change

• Bug fix (non-breaking change which fixes an issue)
• Documentation change (pure documentation change)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Refactor (non-breaking changes to code which doesn't change any behaviour)
• CI (any automation pipeline changes)
• Chore (changes which are not directly related to any business logic)
• Test changes (add, refactor, improve or change a test)
• This change requires a documentation update

What's Changed

• Add a list of tasks or features here...

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Project	Deployment	Preview	Comments	Updated (UTC)
hatchet-docs	Ready	Preview	Comment	Oct 30, 2025 10:16am
hatchet-v0-docs	Ready	Preview	Comment	Oct 30, 2025 10:16am