Invalid environment variables

export const clientSchema = z.object({
  NEXT_PUBLIC_STRIPE_PUBLISHABLE_KEY: z.string(),
})

// @ts-check
import { clientSchema } from './schema.mjs'

/**
 * You can't destruct `process.env` as a regular object, so we do
 * a workaround. This is because Next.js evaluates this at build time,
 * and only used environment variables are included in the build.
 * @type {{ [key: string]: string | undefined; }}
 */
let clientEnv = {}
Object.keys(clientSchema.shape).forEach(
  (key) => (clientEnv[key] = process.env[key]),
)

const _clientEnv = clientSchema.safeParse(clientEnv)

export const formatErrors = (
  /** @type {import('zod').ZodFormattedError<Map<string,string>,string>} */
  errors,
) =>
  Object.entries(errors)
    .map(([name, value]) => {
      if (value && '_errors' in value)
        return `${name}: ${value._errors.join(', ')}\n`
    })
    .filter(Boolean)

if (!_clientEnv.success) {
  console.error(
    '❌ Invalid environment variables:\n',
    ...formatErrors(_clientEnv.error.format()),
  )
  throw new Error('Invalid environment variables')
}

for (let key of Object.keys(_clientEnv.data)) {
  if (!key.startsWith('NEXT_PUBLIC_')) {
    console.warn(
      `❌ Invalid public environment variable name: ${key}. It must begin with 'NEXT_PUBLIC_'`,
    )

    throw new Error('Invalid public environment variable name')
  }
}

export const env = _clientEnv.data

Unhandled Runtime Error
Error: Invalid environment variables

Source
src/env/client.mjs (33:8) @ eval

  31 |   ...formatErrors(_clientEnv.error.format()),
  32 | )
> 33 | throw new Error('Invalid environment variables')
     |      ^
  34 | }
  35 | 
  36 | for (let key of Object.keys(_clientEnv.data)) {