feat(dev): add PDF page splitter tool#4
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vinceclaw0307 wants to merge 1 commit intovincenthouyi:mainfrom
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feat(dev): add PDF page splitter tool#4vinceclaw0307 wants to merge 1 commit intovincenthouyi:mainfrom
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Adds a new 100% in-browser PDF Page Splitter tool under /tools/pdf-splitter. - Uploads a single PDF via drag-and-drop or file picker - Splits into individual per-page PDFs using pdf-lib - Progressive thumbnail previews via pdfjs-dist + IntersectionObserver (first 5 pages eager-loaded, remainder lazy on scroll) - Page cards with checkbox selection; individual-page download or ZIP via JSZip - Error handling: non-PDF, empty file, >50 MB warning - Registered in tool registry + wired into App.tsx; added to Dev page - Unit tests for validatePdfFile, filterSelectedPages, getBaseName (16 tests) - E2e smoke entry + dedicated pdf-splitter.spec.ts; fixed search.spec.ts count assertion to match pagination PAGE_SIZE=10 Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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New tool at /tools/pdf-splitter: split PDF into individual pages with preview thumbnails, lazy rendering, checkbox selection, and individual/ZIP download.\n\n100% in-browser using pdf-lib (split), pdfjs-dist (thumbnails), JSZip (archive).\n\nQuality gates passed.