FileToast third-party components

HEIC decoder: heic-to 1.6.6, LGPL-3.0, served as an unmodified replaceable module at /vendor/heic-to.js. Source and build files: /vendor/heic-source/ and https://github.com/hoppergee/heic-to. Includes libheif: https://github.com/strukturag/libheif (LGPL-3.0).
OCR: Tesseract.js and Tesseract.js-core, Apache-2.0; https://github.com/naptha/tesseract.js. English model: https://github.com/naptha/tessdata.
Other bundled license notices are alongside their JavaScript chunks in /assets/.