release: bump version to 0.4.0 and add GitHub Actions workflow for testing

Author: helloanoop

.github/workflows/test.yml

@@ -0,0 +1,26 @@
+name: Tests
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  test:
+    name: Tests
+    timeout-minutes: 60
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions/setup-node@v5
+        with:
+          node-version-file: '.nvmrc'
+          cache: 'npm'
+          cache-dependency-path: './package-lock.json'
+      - name: Install dependencies
+        run: npm i
+
+      - name: Test
+        run: npm run test

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "fast-json-format",
-  "version": "0.3.0",
+  "version": "0.4.0",
   "description": "Fast JSON formatting library",
   "main": "src/index.js",
   "keywords": [