chore: willboosterify this repo

Author: WillBooster-bot

package.json

@@ -13,6 +13,7 @@
   ],
   "scripts": {
     "build": "build-ts app",
+    "check-all": "yarn cleanup && yarn typecheck && yarn test",
     "cleanup": "yarn format && yarn lint-fix",
     "format": "sort-package-json && yarn prettify",
     "postinstall": "husky || true",

tsconfig.json

@@ -3,6 +3,7 @@
     "allowSyntheticDefaultImports": true,
     "alwaysStrict": true,
     "declaration": true,
+    "erasableSyntaxOnly": true,
     "esModuleInterop": true,
     "importHelpers": false,
     "module": "NodeNext",