Switch to rollup and github actions

.github/workflows/build-and-test.yml

@@ -0,0 +1,29 @@
+---
+name: Build and Test
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Set up Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: '18'
+      - name: Install dependencies
+        run: npm ci
+      - name: Build
+        run: npm run build
+      - name: Test & publish code coverage
+        uses: paambaati/codeclimate-action@v5.0.0
+        env:
+          CC_TEST_REPORTER_ID: ad59c2e03af9f78977643cc86d8d3e3c6c913c427f24c6522fb6f1410c6a5aa6
+        with:
+          coverageCommand: npm test

.gitignore

@@ -2,3 +2,4 @@ node_modules
 coverage
 dist
 types
+stats.html

.prettierrc

@@ -0,0 +1,3 @@
+{
+  "singleQuote": true
+}

jest.config.ts

@@ -0,0 +1,11 @@
+import { type Config } from 'jest';
+
+const config: Config = {
+  verbose: true,
+  preset: 'ts-jest',
+  collectCoverage: true,
+  testMatch: ['**/test/*_test.ts'],
+  testEnvironment: 'jsdom',
+};
+
+export default config;