chore(eslint): add eslint to the project

package.json

@@ -8,10 +8,15 @@
     "ow": "^0.28.1"
   },
   "devDependencies": {
+    "@typescript-eslint/eslint-plugin": "^5.3.0",
+    "@typescript-eslint/parser": "^5.3.0",
     "@vercel/node": "^1.12.1",
+    "eslint": "^8.2.0",
+    "eslint-config-google": "^0.14.0",
     "typescript": "^4.4.4"
   },
   "scripts": {
-    "build": "echo build"
+    "build": "echo build",
+    "lint": "eslint \"./lib/**/*.ts\" \"./types/*.ts\" \"./api/**/*.ts\" --fix"
   }
 }