greggy 1fcdca95b7 refactor(js): remove jQuery dependency and replace with vanilla JS ...

- Rewrite haus-schleusingen.js entirely in vanilla JavaScript
- Use IntersectionObserver instead of scroll event for scroll animations
- Replace jQuery slideUp/slideDown with display toggle for accordion
- Replace jQuery fadeIn with CSS opacity transition for form success
- Remove jQuery CDN script tag from haus-schleusingen.html
- Delete unused masonry.pkgd.min.js
- Remove jquery globals from eslint.config.js

Ref #19

2026-05-15 07:57:01 +00:00

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haus-schleusingen.js

refactor(js): remove jQuery dependency and replace with vanilla JS

2026-05-15 07:57:01 +00:00