Implemented new workflows#4

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m-messer wants to merge 6 commits intomainfrom

feature/workflows

Commits on May 6, 2026

Reorganized workflows: added pre-production validation, staging & production deployment; removed old test report. Updated README with deployment instructions.
m-messer
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Removed deprecated deploy workflow and references; updated staging and production workflows to use the main deploy workflow path.
m-messer
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Updated Python version to 3.12 in staging-deploy and test-lint workflows
m-messer
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Migrated Python workflows to use Poetry for dependency management and streamlined lint/test commands.
m-messer
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Removed redundant FeedbackException handling in preview evaluation function.
m-messer
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Removed unused `build-file` and `build-context` inputs from staging and production workflows.
m-messer
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