blog/lib/tasks/images.ts

import { Glob } from "glob";
import hashPaths from "../hash.js";
import { dest, loadFile } from "../rx-utils.js";
import { from, mergeMap, tap } from "rxjs";

export const images = () =>
    from(new Glob("src/*.avif", {}))
        .pipe(
            mergeMap(loadFile),
            tap((f) => (f.path = f.path.substring(4))),
            hashPaths("images.manifest"),
        )
        .forEach(dest("dist/_assets"));