feat: bump minimum node version to 16 and add tests (#86)

* build: add tests

* build: bump deps

* sigh

* build: install rosetta on m1

tsconfig.jest.json

@@ -0,0 +1,11 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "module": "esnext",
+    "outDir": "dist/esm",
+    "types": [
+      "jest"
+    ]
+  },
+  "include": ["src"]
+}