wrangler.jsonc

{
  // Example: Worker + Durable Object that runs a Workspace whose
  // runtime is an ECMAScript module evaluated in a Dynamic Worker
  // loaded through env.LOADER.
  //
  // Mirrors examples/worker-shell beat for beat — same DO class
  // name, same routes, same R2 mount. The only difference is the
  // backend: WorkerJavaScriptBackend instead of WorkerShellBackend,
  // so exec evaluates JavaScript modules rather than shell commands.
  "$schema": "node_modules/wrangler/config-schema.json",
  "name": "computer-worker-javascript-example",
  "main": "src/index.ts",
  "compatibility_date": "2026-05-26",
  "compatibility_flags": ["nodejs_compat"],

  // Upload every file under src/skills as its own module, under its
  // path relative to src/, so it shows up at /bundle/skills/... and
  // WorkerBundle("skills") can copy it into the workspace. "Data" keeps
  // the bytes exactly as they are on disk.
  "find_additional_modules": true,
  "rules": [{ "type": "Data", "globs": ["skills/**/*"], "fallthrough": true }],

  // Worker Loader binding. The DO's WorkerJavaScriptBackend calls
  // env.LOADER.load(...) to mint a Dynamic Worker that evaluates
  // each module.
  "worker_loaders": [
    {
      "binding": "LOADER"
    }
  ],

  "durable_objects": {
    "bindings": [
      {
        "name": "ContainerExample",
        "class_name": "ContainerExample"
      }
    ]
  },

  // R2 bucket mounted into every Workspace at /workspace/r2 via
  // R2Bucket(...). Seed it once with:
  //   npm run seed:r2 --workspace @example/computer-worker-javascript
  // which uploads ./seed/data/hello.txt to the bucket.
  "r2_buckets": [
    {
      "binding": "Bucket",
      "bucket_name": "computer-worker-javascript-hello"
    }
  ],

  "migrations": [
    {
      "tag": "v1",
      "new_sqlite_classes": ["ContainerExample"]
    }
  ]
}