v1.0.0

First public release.

• Embeds YouTube videos via youtube-nocookie.com (no tracking cookies).
• Privacy-first click-to-load: nothing reaches YouTube until the visitor clicks play.
• Gutenberg block with title, caption, aspect ratio, max width and start time.
• Rewrites legacy core YouTube embeds to the no-cookie domain.
• WCAG 2.2 aware. GDPR/CCPA friendly.