yarn build
yarn run v1.22.22
warning package.json: No license field
$ tsdown
[tsdown] Node.js v22.14.0 is deprecated. Support will be removed in the next minor release. Please upgrade to Node.js 22.18.0 or later.
ℹ tsdown v0.21.2 powered by rolldown v1.0.0-rc.9
ℹ config file: /tmp/rolldown/vitejs-vite-ycyz3zsc/tsdown.config.ts (unrun)
ℹ entry: src/index.ts
ℹ tsconfig: tsconfig.json
ℹ Build start
ℹ Cleaning 1 files
ℹ [CJS] dist/index.cjs  0.00 kB │ gzip: 0.02 kB
ℹ [CJS] 1 files, total: 0.00 kB
ℹ [CJS] dist/index.d.cts  0.01 kB │ gzip: 0.03 kB
ℹ [CJS] 1 files, total: 0.01 kB
✔ Build complete in 961ms
ℹ [ESM] dist/index.mjs    0.01 kB │ gzip: 0.03 kB
ℹ [ESM] dist/index.d.mts  0.01 kB │ gzip: 0.03 kB
ℹ [ESM] 2 files, total: 0.02 kB
✔ Build complete in 963ms

 ERROR  Pack failed: Error: Failed to find packed tarball file in /tmp/tsdown-pack-LWcKjg. Command output:
{
  "stdout": "success Wrote tarball to \"/tmp/rolldown/vitejs-vite-ycyz3zsc/pack-failed-v1.0.0.tgz\".\n",
  "stderr": "warning package.json: No license field\nwarning package.json: No license field\n"
}

``


### Any additional comments?

works fine with tsdown 0.16.0