added linting & formatting

.eslintrc.cjs

@@ -0,0 +1,23 @@
+module.exports = {
+  env: {
+    browser: true,
+    es2021: true,
+  },
+  extends: "airbnb-base",
+  overrides: [
+    {
+      env: {
+        node: true,
+      },
+      files: [".eslintrc.{js,cjs}"],
+      parserOptions: {
+        sourceType: "script",
+      },
+    },
+  ],
+  parserOptions: {
+    ecmaVersion: "latest",
+    sourceType: "module",
+  },
+  rules: {},
+};

.github/workflows/ci.yml

@@ -5,13 +5,12 @@ name: Node.js CI
 
 on:
   push:
-    branches: [ "main" ]
+    branches: ["main"]
   pull_request:
-    branches: [ "main" ]
+    branches: ["main"]
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
 
     strategy:
@@ -20,11 +19,11 @@ jobs:
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
 
     steps:
-    - uses: actions/checkout@v3
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v3
-      with:
-        node-version: ${{ matrix.node-version }}
-        cache: 'npm'
-    - run: npm i
-    - run: npm run test
+      - uses: actions/checkout@v3
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: "npm"
+      - run: npm i
+      - run: npm run test

esbuild.cjs

@@ -1,4 +1,4 @@
-const {build} = require("esbuild");
+const { build } = require("esbuild");
 const { nodeExternalsPlugin } = require("esbuild-node-externals");
 build({
   entryPoints: ["./src/index.js"],
@@ -9,5 +9,5 @@ build({
   platform: "node",
   format: "cjs",
   target: "esnext",
-  plugins: [ nodeExternalsPlugin()]
+  plugins: [nodeExternalsPlugin()],
 }).catch(() => process.exit(1));