File Viewer v2.1.15

File Viewer v2.1.15 release artifacts.\n\nHighlights:\n- Stabilized PPTX rendering and worker resolution for full packages under Vite optimized dependencies.\n- Published refreshed open-source aggregate repository artifacts and component package tarballs.\n- Synchronized demo/docs/site deployments and component repository snapshots.\n\nNote: npm registry publication is gated by local npm authentication/passkey confirmation and will be completed after npm login is available.