chore: apply styling (#10)

* chore: use eslint and prettier

* chore: add ci test for eslint and prettier

* remove node_modules

* add missing npm install

.eslintrc

@@ -0,0 +1,17 @@
+{
+  "env": {
+    "commonjs": true,
+    "es6": true,
+    "jest": true,
+    "node": true
+  },
+  "extends": "eslint:recommended",
+  "globals": {
+    "Atomics": "readonly",
+    "SharedArrayBuffer": "readonly"
+  },
+  "parserOptions": {
+    "ecmaVersion": 2018
+  },
+  "rules": {}
+}

.github/workflows/main.yml

@@ -10,6 +10,10 @@ jobs:
     name: test compose action
     steps:
       - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 16
+      - run: npm install
       - uses: ./
         with:
           compose-file: "./docker/docker-compose.yml"
@@ -38,3 +42,20 @@ jobs:
           services: |
             helloworld2
             helloworld4
+  lint:
+    runs-on: ubuntu-latest
+    name: lint test
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 16
+
+      - run: npm install
+
+      - name: eslint
+        run: npm run lint
+
+      - name: prettier
+        run: npm run check-format

.gitignore

@@ -0,0 +1 @@
+node_modules/

.prettierrc

@@ -0,0 +1 @@
+{}