dotenv

import { z } from "zod";

export const envSchema = z.object({
  VITE_API_URL: z.string().url(),
  VITE_APP_NAME: z.string().min(1).default("my-app"),
  VITE_ENABLE_ANALYTICS: z

Vite env handling: explicit prefixes only

vite frontend env

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typescript

import { z } from "zod";

const booleanFromString = z
  .string()
  .transform((v) => v.trim().toLowerCase())
  .pipe(z.enum(["true", "false", "1", "0"]))

Type-Safe Environment Variable Parsing and Validation With Zod

config zod environment

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