rwsdk/dist/use-synced-state/hibernation/reconnect/backoff.js

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const BASE_BACKOFF_MS = 1000;
const MAX_BACKOFF_MS = 30_000;
export function getBackoffMs(attempt) {
    const base = Math.min(BASE_BACKOFF_MS * 2 ** attempt, MAX_BACKOFF_MS);
    const jittered = base * (0.75 + Math.random() * 0.5);
    return Math.round(Math.min(jittered, MAX_BACKOFF_MS));
}