ci: add modular production workflow pipeline (tracking issue) #462

Summary

Track and review the work in PR #456.

Track and complete PR #456: ci: add modular production workflow pipeline.

Scope

• Validate implementation and CI results
• Address review feedback
• Merge PR ci: add modular production workflow pipeline #456 and close this issue via linkage

Acceptance Criteria

• Scope checklist is complete.
• Linked pull request is merged.

Linked Pull Request

• ci: add modular production workflow pipeline #456