ESM alpha doesn't have proper extensions configured

[JoshuaKGoldberg]

🐛 Bug Report

• tslint-to-eslint-config version: 3.0.0-alpha.0
• ESLint version: N/A
• Node version: 16.x

Actual Behavior

sh: 1: tslint-to-eslint-config: not found

Once that's fixed locally:

npx tslint-to-esilnt-config@3.0.0-alpha.0

node:internal/errors:464
    ErrorCaptureStackTrace(err);
    ^

TypeError [ERR_UNKNOWN_FILE_EXTENSION]: Unknown file extension "" for /home/josh/.npm/_npx/5d2fcd3d6a277bf7/node_modules/tslint-to-eslint-config/bin/tslint-to-eslint-config
    at new NodeError (node:internal/errors:371:5)
    at Object.file: (node:internal/modules/esm/get_format:72:15)
    at defaultGetFormat (node:internal/modules/esm/get_format:85:38)
    at defaultLoad (node:internal/modules/esm/load:13:42)
    at ESMLoader.load (node:internal/modules/esm/loader:303:26)
    at ESMLoader.moduleProvider (node:internal/modules/esm/loader:230:58)
    at new ModuleJob (node:internal/modules/esm/module_job:63:26)
    at ESMLoader.getModuleJob (node:internal/modules/esm/loader:244:11)
    at async Promise.all (index 0)
    at async ESMLoader.import (node:internal/modules/esm/loader:281:24) {

Expected Behavior

Run as normal.

Reproduction

npx tslint-to-esilnt-config@3.0.0-alpha.0

[JoshuaKGoldberg]

Going with #1398 instead. 🤷