payload.config.js

import {
    buildConfig,
} from 'payload/config';

import path from 'path';

import {
    // Components,
    // Manufacturers,
    // Projects,
    Users,
} from './collections';

export default buildConfig({
    serverURL: 'http://localhost:3000',
    admin: {
        user: Users.slug,
    },
    collections: [
        // Components,
        // Manufacturers,
        // Projects,
        Users,
    ],
    typescript: {
        outputFile: path.resolve(__dirname, 'payload-types.ts'),
    },
    graphQL: {
        schemaOutputFile: path.resolve(__dirname, 'generated-schema.graphql'),
    },
});

Users.ts

import { CollectionConfig } from 'payload/types';

const Users: CollectionConfig = {
  slug: 'users',
  auth: true,
  admin: {
    useAsTitle: 'email',
  },
  access: {
    read: () => true,
  },
  fields: [
    // Email added by default
    // Add more fields as needed
    {
      name: 'firstName',
      type: 'text',
    },
    {
      name: 'lastName',
      type: 'text',
    },
  ],
};

export default Users;