feat: add linter

Author: James Tsai

nodejs/.eslintrc.js

@@ -0,0 +1,19 @@
+const path = require('path')
+
+module.exports = {
+    "parser": "@typescript-eslint/parser",
+    "extends": [
+        "eslint:recommended",
+        "plugin:@typescript-eslint/recommended"
+    ],
+    "rules": {
+        "no-trailing-spaces": [1, { "skipBlankLines": false }],
+        "semi": [1, "never"],
+        '@typescript-eslint/no-non-null-assertion': 'off'
+    },
+    "parserOptions": {
+      "project": [
+        path.resolve(__dirname, "tsconfig.json")
+      ]
+    }
+}