eslint and prettierrc added

.eslintrc.json

@@ -0,0 +1,20 @@
+{
+    "env": {
+        "node": true,
+        "commonjs": true,
+        "es2021": true
+    },
+    "extends": [
+        "plugin:prettier/recommended",
+        "plugin:mocha/recommended"
+    ],
+    "parser": "@typescript-eslint/parser",
+    "parserOptions": {
+        "ecmaVersion": 12
+    },
+    "plugins": [
+        "@typescript-eslint",
+        "mocha"
+    ],
+    "rules": {}
+}

.prettierrc.json

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