Doc update.

Merge pull request #51 from Crumbls/release-please--branches--main

chore(main): release 1.5.0

Merge pull request #47 from Crumbls/feature/storage-facade-improvements

More updates for previews.

v1.3.1 - Documentation overhaul

docs: prep CHANGELOG and docs for v1.3.0 release

- Convert [Unreleased] to [1.3.0] and add bullets for nested pages, PageTitleWidget, scheduled publishing, layup.pages.enabled, widget-defaults backfill, layup:doctor sub-field fix, and revision restore styling
- README: bump widget count to 96, add Page Title to Content table, surface dual-render / nested pages / scheduled publishing in feature list, refresh test count to 1,168 / 3,649
- docs/configuration.md: document layup.pages.max_depth and add Scheduling section
- docs/getting-started/publishing.md: document scheduled publishing workflow and --dry-run
- docs/getting-started/creating-pages.md: document nested pages, parent_id, breadcrumb behavior, and scheduled status
- docs/api-reference/models.md: add parent_id, path, published_at, scheduled status, and parent/children relationships to Page

Merge pull request #27 from Crumbls/fix/ship-stubs-in-dist

Fix: ship stubs/ in Composer dist

Release v1.2.2 -- documentation, packaging, README trim

- Add full documentation site in docs/ (30 pages, 6 sections)
- Add .gitattributes to exclude dev files from Composer dist
- Add homepage and support URLs to composer.json
- Trim README to concise overview with links to docs

Release v1.2.1 -- theme system, ColorPicker, mobile responsiveness

Warn during install when existing layout is missing @layupScripts or …

…Alpine.js

Cleanup of default config. Working on redoing the README.md doc.