feat: add in prettier and format code for consistency (#168)

package.json

@@ -6,7 +6,8 @@
     "dev": "next dev",
     "build": "next build",
     "start": "next start",
-    "lint": "next lint"
+    "lint": "next lint",
+    "format": "prettier --write ."
   },
   "dependencies": {
     "@dqbd/tiktoken": "^1.0.2",
@@ -35,6 +36,8 @@
     "eslint": "8.36.0",
     "eslint-config-next": "13.2.4",
     "postcss": "^8.4.21",
+    "prettier": "^2.8.7",
+    "prettier-plugin-tailwindcss": "^0.2.5",
     "tailwindcss": "^3.2.7",
     "typescript": "4.9.5"
   }