Added eslint

.eslintrc.json

@@ -0,0 +1,32 @@
+{
+    "env": {
+        "es6": true,
+        "node": true
+    },
+    "extends": "eslint:recommended",
+    "parserOptions": {
+        "ecmaVersion": 2018,
+        "sourceType": "module"
+    },
+    "rules": {
+		"no-console": [
+			"off"
+		],
+        "indent": [
+            "error",
+            "tab"
+        ],
+        "linebreak-style": [
+            "error",
+            "windows"
+        ],
+        "quotes": [
+            "error",
+            "single"
+        ],
+        "semi": [
+            "error",
+            "always"
+        ]
+    }
+}

package.json

@@ -20,5 +20,13 @@
     "reload-json": "^0.3.1",
     "superagent": "^4.1.0",
     "youtube-dl": "^1.12.2"
+  },
+  "devDependencies": {
+    "eslint": "^5.11.1",
+    "eslint-config-standard": "^12.0.0",
+    "eslint-plugin-import": "^2.14.0",
+    "eslint-plugin-node": "^8.0.0",
+    "eslint-plugin-promise": "^4.0.1",
+    "eslint-plugin-standard": "^4.0.0"
   }
 }