v1.1.0 - Sliding transitions / YouTube API integration / Composition API

What's Changed

• ci(deploy): extract demo deployment into reusable workflow by @janosrusiczki in #424
• feat(demo): styling and display package version in footer by @janosrusiczki in #425
• refactor(test): reorganize LightBox test suite into comprehensive files by @janosrusiczki in #426
• feat(lightbox): add slide transitions and preloading by @janosrusiczki in #427
• refactor(LightBox): convert to Composition API by @janosrusiczki in #433
• feat(LightBox): add YouTube API integration for video control by @janosrusiczki in #432

Package updates

• build(deps): update packages (2026-02-01) by @janosrusiczki in #430
• Update jsdom 25.0.1 → 27.4.0 (major) by @depfu[bot] in #431

Full Changelog: v1.0.0...v1.1.0