Fix more type errors and add typescript command (#152)

app/(auth)/onboarding/page.tsx

@@ -4,6 +4,7 @@ import {ConnectAccountOnboarding} from '@stripe/react-connect-js';
 import EmbeddedComponentContainer from '@/app/components/EmbeddedComponentContainer';
 import React from 'react';
 import {useSession} from 'next-auth/react';
+import {type NextRequest} from 'next/server';
 
 export default function Onboarding() {
   const {data: session, status} = useSession();

app/api/setup_accounts/create_bank_account/route.ts

@@ -2,13 +2,18 @@ import Salon from '@/app/models/salon';
 import {authOptions} from '@/lib/auth';
 import {stripe} from '@/lib/stripe';
 import {getServerSession} from 'next-auth';
+import {type NextRequest} from 'next/server';
 
 export async function POST(req: NextRequest) {
   try {
     const session = await getServerSession(authOptions);
     const accountId = session?.user.stripeAccount.id;
     const json = await req.json();
 
+    if (!accountId) {
+      throw new Error('Stripe account ID is undefined');
+    }
+
     const {
       country,
       currency,

package.json

@@ -8,7 +8,8 @@
     "start": "next start",
     "lint": "next lint && npm run prettier-check",
     "prettier": "prettier './**/*.{js,ts,md,html,css,tsx}' --write",
-    "prettier-check": "prettier './**/*.{js,ts,md,html,tsx}' --check"
+    "prettier-check": "prettier './**/*.{js,ts,md,html,tsx}' --check",
+    "typescript": "tsc -p ."
   },
   "dependencies": {
     "@emotion/react": "^11.11.4",
@@ -62,6 +63,6 @@
     "prettier": "^3.2.5",
     "prettier-plugin-tailwindcss": "^0.5.13",
     "tailwindcss": "^3.3.0",
-    "typescript": "^5.3"
+    "typescript": "5.4.3"
   }
 }