Add github workflow

.github/workflows

@@ -0,0 +1,20 @@
+name: Node.js CI
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v1
+    - uses: actions/setup-node@v1
+      with:
+        node-version: 12.x
+    - run: npm install
+    - run: npm run build
+    - run: npm run lint
+    - run: npm test
+      env:
+        CI: true

.gitignore

@@ -4,7 +4,6 @@ logs
 npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
-package-lock.json
 
 # Dependency directories
 node_modules/

package.json

@@ -5,6 +5,7 @@
   "keywords": [],
   "main": "src/index.js",
   "dependencies": {
+    "lodash": "4.17.15",
     "react": "16.12.0",
     "react-dom": "16.12.0",
     "react-scripts": "3.3.0",
@@ -47,4 +48,4 @@
       "eslint"
     ]
   }
-}
+}