chore: code formatting

.editorconfig

@@ -0,0 +1,16 @@
+[*.{css,scss,less,js,json,ts,sass,html,hbs,mustache,phtml,html.twig,md,yml}]
+charset = utf-8
+indent_style = space
+indent_size = 2
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[*.md]
+indent_size = 4
+trim_trailing_whitespace = false
+
+[package.json,.{babelrc,editorconfig,eslintrc,lintstagedrc,stylelintrc}]
+indent_style = space
+indent_size = 2

.prettierrc

@@ -0,0 +1,13 @@
+{
+    "endOfLine": "lf",
+    "semi": false,
+    "tabWidth": 4,
+    "singleQuote": true,
+    "trailingComma": "es5",
+    "eslintIntegration": false,
+    "tslintIntegration": true,
+    "printWidth": 120,
+    "tslint.packageManager": "npm",
+    "npm.packageManager": "npm",
+    "prettier.tslintIntegration": true
+}