Change package to ES module.

package.json

@@ -1,5 +1,6 @@
 {
   "private": true,
+  "type": "module",
   "scripts": {
     "start": "vite build -m development --watch",
     "start:chromium": "VITE_BROWSER=chromium pnpm start",
@@ -37,14 +38,14 @@
     "xo": "^0.53.1"
   },
   "ava": {
-    "extensions": [
-      "ts"
-    ],
+    "extensions": {
+      "ts": "module"
+    },
     "files": [
       "tests/**/*.test.ts"
     ],
-    "require": [
-      "ts-node/register"
+    "nodeArguments": [
+      "--loader=ts-node/esm"
     ],
     "snapshotDir": "tests/snapshots"
   },
@@ -65,7 +66,6 @@
         "files": "tests/**/*.test.ts",
         "rules": {
           "@typescript-eslint/triple-slash-reference": "off",
-          "import/extensions": "off",
           "no-await-in-loop": "off"
         }
       }

tests/migrations.test.ts

@@ -6,7 +6,7 @@ import {
   dataMigrations,
   deserializeQueue,
   serializeQueue,
-} from '../source/settings/migrations';
+} from '../source/settings/migrations.js';
 
 const queueItemSample: Queue.Item = {
   added: new Date('2022-03-02T16:00:00Z'),

tsconfig.json

@@ -8,6 +8,7 @@
     "moduleResolution": "Node",
     "noEmit": true,
     "outDir": "build",
+    "skipLibCheck": true,
     "strict": true,
     "target": "ESNext"
   },
@@ -15,10 +16,5 @@
     "source/**/*.ts",
     "tests/**/*.ts",
     "vite.config.ts"
-  ],
-  "ts-node": {
-    "compilerOptions": {
-      "module": "CommonJS"
-    }
-  }
+  ]
 }