Move 'emcd-vibe-linter' to external environment to prevent dependency…

… cycles.

Install 'emcd-vibe-linter' via Pipx.

Floating tag for release 1.x series of Github Actions workflows and a…

…ctions.

Copier Template: Git Hooks: Ignore '.auxiliary/pocs' directory.

Integrate Openspec specifications and designs into Sphinx documentation.

Assorted fixes plus support for Markdown in Sphinx.

Fix. Mark development and QA environments as builders as fix to break…

…age introduced in Hatch 1.16.0.

Copier Template: Improve foundation injection.

Copier Template: Update 'linters' Hatch command. Update Git hooks.

Copier Template: Remove agentic code-related items from top-level '.g…

…itignore'.