feat: enable linting support

.editorconfig

@@ -0,0 +1,13 @@
+# editorconfig.org
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[*.md]
+trim_trailing_whitespace = false

.eslintrc.js

@@ -0,0 +1,21 @@
+module.exports = {
+  root: true,
+  env: {
+    browser: true,
+    node: true,
+    es6: true,
+  },
+  parserOptions: {
+    parser: '@typescript-eslint/parser',
+    ecmaVersion: 2020,
+    sourceType: 'module',
+  },
+  extends: [
+    'plugin:vue/recommended',
+    'plugin:prettier/recommended',
+    'plugin:@typescript-eslint/recommended',
+  ],
+  plugins: ['vue'],
+  // add your custom rules here
+  rules: {},
+};

.github/workflows/ci.yml

@@ -0,0 +1,52 @@
+name: ci
+
+on:
+  push:
+    branches:
+      - main
+      - dev
+  pull_request:
+    branches:
+      - main
+      - dev
+
+jobs:
+  ci:
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        node: [16]
+
+    steps:
+      - name: Checkout 🛎
+        uses: actions/checkout@master
+        with:
+          ref: ${{ github.event.pull_request.head.sha }}
+
+      - name: Setup node env 📦
+        uses: actions/[email protected]
+        with:
+          node-version: ${{ matrix.node }}
+
+      - name: Upgrade npm 🥳
+        run: npm i -g npm@latest
+
+      - name: Get npm cache directory 🏗
+        id: npm-cache
+        run: echo "::set-output name=dir::$(npm config get cache)"
+
+      - name: Restore cached node_modules 🤷‍♂️
+        uses: actions/[email protected]
+        with:
+          path: ${{ steps.npm-cache.outputs.dir }}
+          key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-node-
+
+      - name: Install dependencies 🚀
+        run: npm ci --prefer-offline --no-audit
+
+      - name: Check for lint errors 👀
+        run: npm run lint

babel.config.js

@@ -1,5 +1,3 @@
 module.exports = {
-  presets: [
-    '@babel/preset-env',
-  ],
+  presets: ['@babel/preset-env'],
 };

build/rollup.config.js

@@ -10,7 +10,8 @@ import { terser } from 'rollup-plugin-terser';
 import minimist from 'minimist';
 
 // Get browserslist config and remove ie from es build targets
-const esbrowserslist = fs.readFileSync('./.browserslistrc')
+const esbrowserslist = fs
+  .readFileSync('./.browserslistrc')
   .toString()
   .split('\n')
   .filter((entry) => entry && entry.substring(0, 2) !== 'ie');