Add CI & Deno Supported & Fix a lot of bugs & Webpack for building package

.github/workflows/ci.yml

@@ -0,0 +1,22 @@
+name: CI
+
+on: push
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [14.x, 16.x, 18.x]
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+      - name: Install dependencies
+        run: yarn install
+      - name: Test handlers.js
+        run: yarn test