feat: add payload configuration and update TypeScript target

apps/landing/src/lib/payload.ts

@@ -0,0 +1,4 @@
+import config from '@payload-config';
+import { getPayload } from 'payload';
+
+export const payload = await getPayload({ config });

apps/landing/tsconfig.json

@@ -1,6 +1,7 @@
 {
   "extends": "../../tsconfig.base.json",
   "compilerOptions": {
+    "target": "ES2022",
     "baseUrl": ".",
     "paths": {
       "@payload-config": ["./src/payload.config.ts"]