* Fix GitHub Actions expression evaluation error in build workflow
- Add hcp-setup job with explicit step-by-step parameter validation
- Replace problematic inline expressions with debuggable logic steps
- Use proper fallback values (0 instead of '') for number type inputs
- Resolve 'Unexpected value' error on scheduled runs
- Maintain existing workflow logic and conditional behavior
- Add clear logging for troubleshooting parameter resolution
* Fix type conversion for pull-request number in build workflow
- Use fromJSON() to convert string output to number type
- Resolves type mismatch error in reusable workflow input
Co-authored-by: Luis (LT) Carbonell <lt.carbonell@hashicorp.com>
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