feat: schema validation (#21)

Author: abemedia

package.json

@@ -18,13 +18,8 @@
     "prettier": "^2.0.5"
   },
   "lint-staged": {
-    "**/*.{ts,js}": [
-      "eslint --fix",
-      "prettier --write"
-    ],
-    "**/*.{md,json,yml}": [
-      "prettier --write"
-    ]
+    "**/*.{ts,js}": "eslint --fix",
+    "**/*.{md,json,yml}": "prettier --write"
   },
   "repository": {
     "type": "git",

prettier.config.js

@@ -1,4 +1,5 @@
 module.exports = {
   printWidth: 100,
-  singleQuote: true
+  singleQuote: true,
+  trailingComma: 'es5',
 };