chore: add jest to top level

.vscode/settings.json

@@ -38,6 +38,7 @@
     "tsconfigs",
     "typelevel",
     "typepark",
+    "Uncapitalize",
     "unpartial",
     "unshift"
   ],

jest.config.mjs

@@ -0,0 +1,4 @@
+/** @type {import('jest').Config} */
+export default {
+	projects: ['type-plus'],
+}

package.json

@@ -17,7 +17,7 @@
     "prepare": "husky install",
     "release": "changeset publish",
     "size": "turbo run size",
-    "test": "turbo run test",
+    "test": "jest -c jest.config.mjs",
     "tp": "pnpm --filter type-plus",
     "verify": "run-p lint verify:turbo",
     "verify:turbo": "turbo run build build:doc depcheck coverage test:type size",
@@ -36,10 +36,15 @@
     "eslint-plugin-import": "^2.28.1",
     "eslint-plugin-yml": "~1.10.0",
     "husky": "^8.0.1",
+    "jest": "^29.5.0",
+    "jest-watch-suspend": "^1.1.2",
+    "jest-watch-toggle-config-2": "^2.1.0",
+    "jest-watch-typeahead": "^2.2.2",
     "npm-check-updates": "^16.0.0",
     "npm-run-all": "^4.1.5",
     "pinst": "^3.0.0",
     "rimraf": "^5.0.0",
+    "ts-jest": "^29.1.0",
     "turbo": "1.10.16",
     "typedoc": "^0.25.0",
     "typedoc-plugin-extras": "^2.3.3",