env.js

// @ts-check
import {createEnv} from '@t3-oss/env-nextjs'
import {z} from 'zod'

export const env = createEnv({
  // only server
  server: {
    DATABASE_URL: z.string().url(),
    GITHUB_ID: z.string(),
    GITHUB_SECRET: z.string(),
    NEXTAUTH_SECRET: z.string(),
    NEXTAUTH_URL: z.string(),
    POSTGRES_URL: z.string(),
    NODE_ENV: z.enum(['development', 'production']).default('development'),
  },
  // client and server
  client: {},
  // must manually destructure
  runtimeEnv: {
    DATABASE_URL: process.env.DATABASE_URL,
    GITHUB_ID: process.env.GITHUB_ID,
    GITHUB_SECRET: process.env.GITHUB_SECRET,
    NEXTAUTH_SECRET: process.env.NEXTAUTH_SECRET,
    NEXTAUTH_URL: process.env.NEXTAUTH_URL,
    POSTGRES_URL: process.env.POSTGRES_URL,
    NODE_ENV: process.env.NODE_ENV,
  },
  skipValidation: !!process.env.SKIP_ENV_VALIDATION,
  emptyStringAsUndefined: true,
})