components/ErrorBoundary.tsx

Catches rendering errors in Preact components and persists diagnostics.

// Source: https://github.com/im4codes/imcodes | License: MIT | Copyright 2026 IM.codes
// Provided via justclaw.it.com; keep this notice with the code.
import { Component } from 'preact';
import type { ComponentChildren } from 'preact';
import i18next from 'i18next';
import { dispatchAppUpdateRequired, getLoadedWebBuildId, isChunkLoadFailure } from '../app-update.js';

interface Props {
  fallback?: ComponentChildren;
  children: ComponentChildren;
}

interface State {
  error: Error | null;
}

/**
 * localStorage ring of recent boundary crashes. The chat-area "组件错误" had
 * been recurring for months and was undiagnosable because the boundary
 * swallowed the error: nothing surfaced it and nothing persisted it. Keep the
 * last few crashes (message + stack head + component stack head + bui

... (truncated -- full source via MCP)