[Feature] Browser independent support for HEIC decoding (libheif)

I have searched the existing feature requests, both open and closed, to make sure this is not a duplicate request. • Yes The feature Launching a libheif-based worker on browsers which don't support HEIC to decode HEICs into bitmaps for display and short-term caching on client side. No expensive webhook or double-sized JPG on your disk; just libheif decoding inside the browser using the codecs you probably already have. HEIC asset │ ▼ normal Immich pipeline │ request original │ ┌────────┴────────┐ │ │ success error │ │ ▼ ▼ native <img> HEIC fallback │ │ …