Add CI

.eslintignore

@@ -0,0 +1 @@
+!.eslintrc.js

.eslintrc.js

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+"use strict";
+
+module.exports = {
+    root: true,
+    extends: [
+        "eslint"
+    ],
+    parserOptions: {
+        ecmaVersion: 8
+    },
+    env: {
+        node: true,
+        es6: true
+    },
+    rules: {
+        "no-console": "off"
+    }
+};

.github/workflows/ci.yml

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+name: CI
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+jobs:
+  lint:
+    name: Lint Files
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup Node.js
+        uses: actions/setup-node@v1
+        with:
+          node-version: 12
+      - name: Install dependencies
+        run: npm install
+      - name: Lint Files
+        run: npm run lint