Add cjs support and jest as test runner

.github/workflows/ci.yml

@@ -0,0 +1,103 @@
+name: CI
+
+on:
+  push:
+    branches: ["main"]
+    tags: ["**"]
+  pull_request:
+    # Build all pull requests, regardless of what their base branch is.
+    branches: ["**"]
+    types:
+      # Default types (see https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#pull_request)
+      - opened
+      - synchronize
+      - reopened
+      # Extra types (re-run CI when marking PR for "ready for review")
+      - ready_for_review
+
+# Automatically cancel previous runs for the same ref (i.e. branch)
+concurrency:
+  group: ${{ github.ref }}-${{ github.event_name }}
+  cancel-in-progress: true
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the code
+        uses: actions/checkout@v4
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          token: ${{ secrets.GH_DOTCOM_TOKEN }}
+          node-version-file: "package.json"
+          cache: "yarn"
+          cache-dependency-path: "yarn.lock"
+          registry-url: "https://registry.npmjs.com"
+      - name: Install dependencies
+        run: yarn install --frozen-lockfile --ignore-scripts --network-concurrency 1 --child-concurrency 1
+      - name: Lint code (ESLint)
+        run: yarn run lint:eslint
+      - name: Lint code (Prettier)
+        run: yarn run lint:prettier
+
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the code
+        uses: actions/checkout@v4
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          token: ${{ secrets.GH_DOTCOM_TOKEN }}
+          node-version-file: "package.json"
+          cache: "yarn"
+          cache-dependency-path: "yarn.lock"
+          registry-url: "https://registry.npmjs.com"
+      - name: Install dependencies
+        run: yarn install --frozen-lockfile
+      - name: Run Unit Tests
+        run: yarn run test:unit
+
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the code
+        uses: actions/checkout@v4
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          token: ${{ secrets.GH_DOTCOM_TOKEN }}
+          node-version-file: "package.json"
+          cache: "yarn"
+          cache-dependency-path: "yarn.lock"
+          registry-url: "https://registry.npmjs.com"
+      - name: Install dependencies
+        run: yarn install --frozen-lockfile --ignore-scripts --network-concurrency 1 --child-concurrency 1
+      - name: Typescript build
+        run: yarn run build
+
+  publish:
+    needs:
+      - lint
+      - test
+      - build
+    if: startsWith(github.ref, 'refs/tags/')
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the code
+        uses: actions/checkout@v4
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          token: ${{ secrets.GH_DOTCOM_TOKEN }}
+          node-version-file: "package.json"
+          cache: "yarn"
+          cache-dependency-path: "yarn.lock"
+          registry-url: "https://registry.npmjs.com"
+      - name: Install dependencies
+        run: yarn install --frozen-lockfile --ignore-scripts --network-concurrency 1 --child-concurrency 1
+      - name: Publish to NPM
+        run: yarn publish --access public
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_ACCESS_TOKEN }}

.husky/pre-commit

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+yarn lint
+git update-index --again