Add docs, CI workflows, agent config, and supporting files

- Add MkDocs documentation with API reference for the CLI module
- Add CI/CD and Claude Code review GitHub Actions workflows
- Add Dependabot and Renovate configuration for dependency updates
- Add .claude settings, agents, and local-qa skill with QA script
- Add AGENTS.md with repository guidelines and CLAUDE.md symlink
- Update README.md with installation, usage examples, and commands

https://claude.ai/code/session_01YW3YHru8wRH9dvHnBX7xf1

.agents/skills/local-qa/scripts/qa.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+set -euox pipefail
+cd "$(git rev-parse --show-toplevel)"
+
+# Python
+uv run ruff format .
+uv run ruff check --fix .
+uv run pyright .
+uv run pytest
+
+# Markdown
+npx -y prettier --write './**/*.md'
+
+# GitHub Actions
+zizmor --fix=safe .github/workflows
+git ls-files -z -- '.github/workflows/*.yml' | xargs -0 -t actionlint
+git ls-files -z -- '.github/workflows/*.yml' | xargs -0 -t yamllint -d '{"extends": "relaxed", "rules": {"line-length": "disable"}}'
+checkov --framework=all --output=github_failed_only --directory=.