Added eslintrc config

.eslintrc.json

@@ -0,0 +1,34 @@
+{
+    "env": {
+        "browser": true,
+        "es6": true
+    },
+    "extends": [
+        "airbnb"
+    ],
+    "globals": {
+        "Atomics": "readonly",
+        "SharedArrayBuffer": "readonly"
+    },
+    "parserOptions": {
+        "ecmaFeatures": {
+            "jsx": true
+        },
+        "ecmaVersion": 2018,
+        "sourceType": "module"
+    },
+    "plugins": [
+        "react"
+    ],
+    "rules": {
+        "react/jsx-filename-extension": [
+            1,
+            {
+                "extensions": [
+                    ".js",
+                    ".jsx"
+                ]
+            }
+        ]
+    }
+}