Immich probably uses full paths and expects to be hosted in the root. Hosting on a subdomain will be the easy choice. If you insist on the sub-path you can rewrite requests in nginx to remove part of the path before proxying to immich
With a static site generator you can host it for free with Cloudflare Pages.
Immich probably uses full paths and expects to be hosted in the root. Hosting on a subdomain will be the easy choice. If you insist on the sub-path you can rewrite requests in nginx to remove part of the path before proxying to immich