Adds the docs-site page and the website marketing copy for the PDF
Viewer widget shipped in Pro 20260908.1.
- docs: full widget guide (source, zoom, toolbar, styling, gotchas),
listed in the Pro getting-started widget index, with the usual two
placeholder screenshots to be replaced with real captures.
- getting-started: PDF Viewer noted as having no WooCommerce or ACF
dependency.
- marketing: widget page plus a "What's included" entry and an updated
strapline on the Pro overview.
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
johan
ddf0698d4a