Method constructor

services/storage/lib/object-storage.js:77–80

(dir = process.env.CACHE_DIR || '.')

  static FileSystemStrategy = class {
    constructor(dir = process.env.CACHE_DIR || '.') {
      this.dir = dir;
      this.algos = new Set();
    }

    async get(algo, digest) {
      digest = encodeURIComponent(digest);