sentry.client.config.js

// This file configures the initialization of Sentry on the browser.
// The config you add here will be used whenever a page is visited.
// https://docs.sentry.io/platforms/javascript/guides/nextjs/

import * as Sentry from "@sentry/nextjs";

const SENTRY_DSN = process.env.SENTRY_DSN || process.env.NEXT_PUBLIC_SENTRY_DSN;

Sentry.init({
    environment: process.env.NEXT_PUBLIC_ENVIRONMENT || "development",
    dsn:
        SENTRY_DSN ||
        "https://a980a3e7571a4aa7a298cefa5f36e11b@o4504737590149120.ingest.sentry.io/4504737591001088",
    // Adjust this value in production, or use tracesSampler for greater control
    tracesSampleRate: 1.0,
    // ...
    // Note: if you want to override the automatic release value, do not set a
    // `release` value here - use the environment variable `SENTRY_RELEASE`, so
    // that it will also get attached to your source maps

    // This sets the sample rate to be 10%. You may want this to be 100% while
    // in development and sample at a lower rate in production
    replaysSessionSampleRate: 0.1,
    // If the entire session is not sampled, use the below sample rate to sample
    // sessions when an error occurs.
    replaysOnErrorSampleRate: 1.0,

    integrations: [new Sentry.Replay()],
});