v1.0.0

First release, by Louis Wright.

• Workspace discovery from package.json workspaces (array or object), pnpm-workspace.yaml and lerna.json, with */** globs and ! exclusions.
• Internal dependency graph with cycle detection (production and dev cycles separately) and a SemVer range checker (^, ~, x-ranges, hyphen ranges, ||, workspace: protocol).
• Rules: duplicate-package-name, circular-dependency, internal-range-mismatch, private-dependency, dependency-major-drift, root-not-private, missing-field, workspace-empty, dependency-range-drift, version-drift, field-drift, repository-directory, circular-dev-dependency, workspace-protocol.
• Text/JSON/SARIF/Markdown output, --fail-on, exit codes 0/1/2, allowlist with expiry, severity overrides.
• Composite GitHub Action with job summary.